#include<iostream>
#include<set>
#define rep(i,n) for(i=0;i<(int)(n);i++)
using namespace std;
typedef long long ll;
typedef unsigned long long ull;

ll n;

ll cal(ll a,ll b){
    ll ten=1;
    while(ten<=b)ten*=10;
    //printf("%lld\n",a*ten+b);
    return a*ten+b;
}

int main(){
    int i;
    scanf("%lld",&n);
    set<ll> cnt;
    for(i=1;i<=n/i;i++)if(n%i==0)cnt.insert(cal(i,n/i)),cnt.insert(cal(n/i,i));
    printf("%d\n",(int)cnt.size());
    return 0;
}