#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; #define N (1000000000+7) //#define N 998244353 #define INF 1e16 typedef long long ll; typedef pair P; typedef pair Q; const int inf = (int)1e9; ll gcd(ll a, ll b) { if (b > a) { ll tmp = b; b = a; a = tmp; } if (a%b == 0)return b; else return gcd(b, a%b); } int main(void){ int T; cin>>T; for(int i=0;i>n; ll ans = n*(n-1)+n*n; sets; for(ll i=2;i*i<=n;i++){ if(s.count(i)==1)continue; vectorp; ll index = 1; for(ll j=i;j<=n;j*=i){ s.insert(j); p.push_back(index); index++; } for(ll j=0;j