#include<bits/stdc++.h>
using namespace std;  
typedef long long ll;
typedef vector<int> vi;
typedef vector<vi> vvi;
#define rep(i,n) for(ll i=0;i<(n);i++)  
#define pii pair<int,int>
#define piii pair<int,pii>
#define mp make_pair
#define pb push_back  
#define ALL(a) (a).begin(),(a).end()
#define FST first
#define SEC second  
const int INF = (INT_MAX/2);
const ll LINF = (LLONG_MAX/2);
const double eps = 1e-14;
const double PI = M_PI;  
#define DEB cout<<"!"<<endl
#define SHOW(a,b) cout<<(a)<<" "<<(b)<<endl
#define SHOWARRAY(ar,i,j) REP(a,i)REP(b,j)cout<<ar[a][b]<<((b==j-1)?((a==i-1)?("\n\n"):("\n")):(" "))
  
#define DIV 1000000007

typedef vector<ll> Array;
typedef vector<Array> matrix;

set<string> m;

void in(int a,int b){
  string p1 ="";
  string p2 = "";
  p1 += a + '0';
  p1 += b + '0';
  p2 += b + '0';
  p2 += a + '0';
  m.insert(p1);
  m.insert(p2);
  return;
}

int main(){
  ll n; cin >> n;
  for(int i=1;i*i < n+1;i++){
    if(i*i <  n + 1){
      if(n % i == 0){
        in(i,n/i);
      }
    }
  }
  cout << m.size() << endl;
}