#include<bits/stdc++.h>
int main(){
    long long n;std::cin>>n;
    std::vector<std::string>a;
    for(long long i=1;i*i<=n;i++){
        if(n%i!=0)continue;
        std::string s=std::to_string(i);
        std::string t=std::to_string(n/i);
        a.push_back(s+t);
        a.push_back(t+s);
    }
    std::sort(a.begin(),a.end());
    a.resize(std::unique(a.begin(),a.end())-a.begin());
    std::cout<<a.size()<<std::endl;
}