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#include<bits/stdc++.h>
using namespace std;


int32_t main(){
    ios::sync_with_stdio(false);
    int n;
    cin >> n;
    vector<int> divs;
    divs.reserve(1e5);
    for(int j=1;j*j<=n;j++){
        if(n % j == 0){
            divs.push_back(j);
            if(n/j != j)
                divs.push_back(n/j);
        }
    }
    int res=0;
    for(int i=0;i<divs.size();i++){
        int a = divs[i];
        int b = n/divs[i]-1;
        if(b <= 1)
            continue;
        for(int j=1;j*j<=b;j++){
            if(b % j == 0){
                if(b/j >= 3 && j >= 2){
                    res++;
                }
                if(b/j != j && b/j >= 2 && j >= 3)
                    res++;
            }
        }
    }
    cout<<res<<"\n";
}