#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;

int main(){
    long N;
    cin >> N;
    vector<string> answers;
    for(int i = 1; i * i <= N; i++){
        if(N % i == 0){
            answers.push_back(to_string(i) + to_string(N / i));
            answers.push_back(to_string(N / i) + to_string(i));
        }
    }
    sort(answers.begin(), answers.end());
    int ans = 1;
    for(int i = 1; i < answers.size(); i++){
        ans += (answers[i] != answers[i - 1]);
    }
    cout << ans << endl;
}