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//#include "/Users/dimazhylko/CPPProjects/bits/stdc++.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;

int main(){
	ios_base::sync_with_stdio(0);
    cin.tie(NULL);
    cout.tie(NULL);
	int n;
	cin>>n;
	int res=0;
	for(int a = 2;a*a<=n;a++){
		if(n%a==0 && a*a!=n){
			int r = n/a - 1;
			for(int b = 2;b*b<=r;b++){
				if(r%b==0){
					if(r-b > b)res++;
					if(r - r/b != r-b && r - r/b > r/b)res++;
				}

			}

			r = a - 1;
			for(int b = 2;b*b<=r;b++){
				if(r%b==0){
					if(r-b > b)res++;
					if(r - r/b != r-b && r - r/b > r/b)res++;
				}
			}
		} else if(a*a==n){
			int r = n/a - 1;
			for(int b = 2;b*b<=r;b++){
				if(r%b==0){
					if(r-b > b)res++;
					if(r - r/b != r-b && r - r/b > r/b)res++;
				}
			}
		}
	}

	n--;

	for(int i = 2;i*i<=n;i++){
		if(n%i==0){
			if(n-i > i)res++;
			if(n - n/i != n-i && n - n/i > n/i)res++;
		}
	}

	cout<<res<<endl;

	return 0;
}