#ifdef __GNUC__ #pragma GCC optimize ("O3") #pragma GCC target ("avx") #endif #define _USE_MATH_DEFINES #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include//assert(); #include ///////// #define REP(i, x, n) for(int i = x; i < n; i++) #define rep(i,n) REP(i,0,n) #define P(p) cout<<(p)< #define MAIN_INIT std::cin.tie(0); \ std::ios::sync_with_stdio(false);\ std::cout << std::fixed;//小数を10進数表示 ///////// #ifdef getchar_unlocked #define mygc(c) (c)=getchar_unlocked() #else #define mygc(c) (c)=getchar() #endif #ifdef putchar_unlocked #define mypc(c) putchar_unlocked(c) #else #define mypc(c) putchar(c) #endif ///////// typedef long long LL; typedef long double LD; typedef unsigned long long ULL; ///////// using namespace::std; ///////// #ifdef _DEBUG #define DEBUG_BOOL(b) assert(b) #else #define DEBUG_BOOL(b) #endif /////数値読み込み #define ENABLE_READER_ON(T) \ inline void reader(T &x){int k;x = 0;bool flag = true;\ while(true){mygc(k);\ if( k == '-'){flag = false;break;}if('0' <= k && k <= '9'){x = k - '0';break;}\ }\ if( flag ){while(true){mygc(k);if( k<'0' || '9' inline T gcd(T a, T b){return b == 0 ? a : gcd(b, a % b);} // 最小公倍数 template inline T lcm(T a, T b){return a * b / gcd(a, b);} //////////////////////////////// struct POS{ int h; int w; }; inline void solve(){ ULL N,orgN; reader(N);//<10**11 orgN = N; ULL A,B; A = 0; if( N%2 == 0 ){ A = 2; }else{ for(int i=3;i*i<=N;i+=2){ if( N%i == 0 ){ A = i; break; } } } if( A == 0 ){ writer(N-1);writer(" ");writer(N-1); return; } N /= A; B = 0; if( N%2 == 0 ){ B = 2; }else{ for(int i=3;i*i<=N;i+=2){ if( N % i == 0 ){ B = i; break; } } } if( B == 0 ){//A*N writer((A-1)+(N-1));writer(" ");writer(orgN-1); return; } ULL i,j,k; ULL numMaxJ; ULL ansMin = orgN-1; for(i=A;i*i<=orgN;++i){ if( orgN%i != 0 )continue; numMaxJ = orgN/i; for(j=B;j*j<=numMaxJ;++j){ if( numMaxJ%B != 0) continue; k = numMaxJ/j; //i,j,k ansMin = min(ansMin,i+j+k-3); } } writer(ansMin);writer(" "); writer(orgN-1); } int main(void){ MAIN_INIT; cout << setprecision(16);//小数をいっぱい表示する。16? solve(); return 0; }