#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include template std::vector get_divisors(T x, bool sorted = true) { std::vector res; for (T i = 1; i <= x / i; i++) if (x % i == 0) { res.push_back(i); if (i != x / i) res.push_back(x / i); } if (sorted) std::sort(res.begin(), res.end()); return res; } template struct ModInt { int x; ModInt() : x(0) {} ModInt(long long y) : x(y >= 0 ? y % mod : (mod - (-y) % mod) % mod) {} ModInt &operator+=(const ModInt &p) { if ((x += p.x) >= mod) x -= mod; return *this; } ModInt &operator-=(const ModInt &p) { if ((x += mod - p.x) >= mod) x -= mod; return *this; } ModInt &operator*=(const ModInt &p) { x = (int)(1LL * x * p.x % mod); return *this; } ModInt &operator/=(const ModInt &p) { *this *= p.inverse(); return *this; } ModInt &operator^=(long long p) { // quick_pow here:3 ModInt res = 1; for (; p; p >>= 1) { if (p & 1) res *= *this; *this *= *this; } return *this = res; } ModInt operator-() const { return ModInt(-x); } ModInt operator+(const ModInt &p) const { return ModInt(*this) += p; } ModInt operator-(const ModInt &p) const { return ModInt(*this) -= p; } ModInt operator*(const ModInt &p) const { return ModInt(*this) *= p; } ModInt operator/(const ModInt &p) const { return ModInt(*this) /= p; } ModInt operator^(long long p) const { return ModInt(*this) ^= p; } bool operator==(const ModInt &p) const { return x == p.x; } bool operator!=(const ModInt &p) const { return x != p.x; } explicit operator int() const { return x; } // added by QCFium ModInt operator=(const int p) { x = p; return ModInt(*this); } // added by QCFium ModInt inverse() const { int a = x, b = mod, u = 1, v = 0, t; while (b > 0) { t = a / b; a -= t * b; std::swap(a, b); u -= t * v; std::swap(u, v); } return ModInt(u); } friend std::ostream &operator<<(std::ostream &os, const ModInt &p) { return os << p.x; } friend std::istream &operator>>(std::istream &is, ModInt &a) { long long x; is >> x; a = ModInt(x); return (is); } }; using mint = ModInt<998244353>; const int MOD = 998244353; struct MComb { std::vector fact; std::vector inversed; MComb(int n) { // O(n+log(mod)) fact = std::vector(n + 1, 1); for (int i = 1; i <= n; i++) fact[i] = fact[i - 1] * mint(i); inversed = std::vector(n + 1); inversed[n] = fact[n] ^ (MOD - 2); for (int i = n - 1; i >= 0; i--) inversed[i] = inversed[i + 1] * mint(i + 1); } mint ncr(int n, int r) { if (n < r) return 0; return (fact[n] * inversed[r] * inversed[n - r]); } mint npr(int n, int r) { return (fact[n] * inversed[n - r]); } mint nhr(int n, int r) { assert(n + r - 1 < (int)fact.size()); return ncr(n + r - 1, r); } }; mint ncr(int n, int r) { mint res = 1; for (int i = n - r + 1; i <= n; i++) res *= i; for (int i = 1; i <= r; i++) res /= i; return res; } std::pair, std::vector> get_prime_factor_with_kinds( long long n) { std::vector prime_factors; std::vector cnt; // number of i_th factor for (long long i = 2; i <= sqrt(n); i++) { if (n % i == 0) { prime_factors.push_back(i); cnt.push_back(0); while (n % i == 0) n /= i, cnt[(int)prime_factors.size() - 1]++; } } if (n > 1) prime_factors.push_back(n), cnt.push_back(1); assert(prime_factors.size() == cnt.size()); return {prime_factors, cnt}; } void solve() { long long n, m; std::cin >> n >> m; auto [p, cnt] = get_prime_factor_with_kinds(m); std::unordered_map mp; for (size_t i = 0; i < p.size(); i += 1) { mp[p[i]] += cnt[i]; } mint ans = 1; for (auto [k, v] : mp) { mint base = v + 1; ans *= ((base ^ n) - ((base - 1) ^ n)); } std::cout << ans << '\n'; } int main() { std::ios_base::sync_with_stdio(false); std::cin.tie(nullptr); int t = 1; // std::cin >> t; while (t--) { solve(); } }