```#include<bits/stdc++.h>
using namespace std;
int man(){
int a;
cin>>a;
if(a>=6 and a<28) cout<<"6 its factors are 1 2 3";
if(a>=28 and a<496) cout<<"6 its factors are 1 2 3"<<endl<<"28 its factors are 1 2 4 7 14";
if(a>=496) cout<<"6 its factors are 1 2 3"<<endl<<"28 its factors are 1 2 4 7 14"<<endl<<"496 its factors are 1 2 4 8 16 31 62 124 248";
return 0;