#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <math.h>
using namespace std;

int main() {
    int n;
    cin >> n;
    vector<string> a;
    for(int i = 1;i <= n;i++){
        if(n%i != 0)continue;
        int m = n/i;
        a.push_back(to_string(i)+to_string(m));
    }
    sort(a.begin(),a.end());
    a.erase(unique(a.begin(), a.end()),a.end());
    cout << a.size() << endl;
    return 0;
}