import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        long N = sc.nextLong();
        solve(N);
    }
    static void solve(long N){
        ArrayList<Integer> prime = prime(N);
        int [] num = decomposition(N,prime);
        long ans=1;
        for(int i=0; i<num.length; i++){
            ans*=(num[i]+1);
        }
        System.out.println(ans);
    }
    static ArrayList<Integer> prime(long N){
        int UP = (int)Math.sqrt(N)+1;
        boolean [] b = new boolean [UP+1];
        ArrayList<Integer> prime = new ArrayList<>();
        prime.add(2);
        for(int i=3; i<=UP; i+=2){
            if(b[i]==false){
                prime.add(i);
                int X=3*i;
                int Y=2*i;
                while(X<=UP){
                    b[X]=true;
                    X+=Y;
                }
            }
        }
        //for(int i=0; i<prime.size(); i++)System.out.println(prime.get(i));
        return prime;
    }
    static int[] decomposition(long N, ArrayList<Integer> prime){
        int [] num = new int [prime.size()+1];
        for(int i=0; i<prime.size(); i++){
            int tmp = prime.get(i);
            while(N%tmp==0){
                num[i]++;
                N/=tmp;
            }
            //if(num[i]!=0)System.out.println(prime.get(i)+" "+num[i]);
        }
        if(N!=1)num[prime.size()]++;
        return num;
    }
}