直接暴力模拟即可

#include <iostream>
using namespace std;
int main ()
{
    int n;
    cin>>n;
    int ans=1;
    while (n!=1)
    {
        int t=2;
        while (n%t)
        {
            t++;
        }
        ans+=t-1;
        n/=t; 
    }
    cout<<ans<<endl;
}