using System;
using System.Linq;
using System.Collections.Generic;
public class Hello{
    public static void Main(){
        
        long n = long.Parse(Console.ReadLine());
        var Xs = new HashSet<string>();
        var sr = (long)Math.Sqrt(n);
        
        for(long i=1;i<=sr;i++)
        {
            if(n%i==0)
            {
                Xs.Add((n/i).ToString() + i.ToString());        
                Xs.Add(i.ToString() + (n/i).ToString());    
            }
        }
        
        Console.WriteLine(Xs.Count);    

    }
}