#pragma warning disable IDE0011 using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.Numerics; using static System.Convert; using static System.Math; using static Extentions; class IO { int idx; string[] line; public void R(params char[] sep) { line = Console.ReadLine().Split(sep); idx = 0; } public string S => line[idx++]; public string[] Ss => line.Skip(idx++).ToArray(); public char C => char.Parse(line[idx++]); public char[] Cs => line.Skip(idx++).Select(char.Parse).ToArray(); public int I => int.Parse(line[idx++]); public int[] Is => line.Skip(idx++).Select(int.Parse).ToArray(); public long L => long.Parse(line[idx++]); public long[] Ls => line.Skip(idx++).Select(long.Parse).ToArray(); public double F => double.Parse(line[idx++]); public double[] Fs => line.Skip(idx++).Select(double.Parse).ToArray(); public decimal D => decimal.Parse(line[idx++]); public decimal[] Ds => line.Skip(idx++).Select(decimal.Parse).ToArray(); public BigInteger B => BigInteger.Parse(line[idx++]); public BigInteger[] Bs => line.Skip(idx++).Select(BigInteger.Parse).ToArray(); public void Write(params object[] xs) { Console.Write(xs.First()); foreach (var x in xs.Skip(1)) Console.Write(" " + x); Console.WriteLine(); } } static class Extentions { public static string FromCharsToString(this IEnumerable seq) { return new string(seq.ToArray()); } } static class Program { static void Main() { Console.SetOut(new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false }); Solve(new IO()); Console.Out.Flush(); } static void Solve(IO io) { io.R(); var n = io.L; var set = new HashSet(); for (var i = 1L; i * i <= n; i++) { if (n % i == 0) set.Add((n / i).ToString() + i); var tmp = new HashSet(set.Select(s => s.Reverse().FromCharsToString())); foreach (var item in tmp) set.Add(item); } io.Write(set.Count); } }