func_code_string: #include <bits/stdc++.h>   using namespace std;   int search_factor(int n) {     if (n % 2 == 0) {       return n / 2;     } else {       for (int i = (n - 1) / 2; i >= 1; i -= 1) {         if (n % i == 0) return i;       }     }   }   int main() {     int n;     cin >> n;     long long int sum = n;     while (n != 1) {       int res = search_factor(n);       sum += res;       n = res;     }     cout << sum;     return 0;   }   