#include<bits/stdc++.h>
using namespace std;
bool wm(int n){
    bool r=true;
    int s=1;
    for(int i=2;i<=sqrt(n);i++){
        if(n%i==0){
            if(i==n/i) s=s+i;
            else s=s+i+n/i;
        }
    }
    if(s==n) r=true;
    else r=false;
    return r;
}
int main(){
    int n,m;
    cin>>m;
    cin>>n;
    for(int i=m;i<=n;i++){
        if(wm(i)) cout<<i<<" ";
    }
    return 0;
}
/**************************************************************
	Problem: 1136
	User: lijinkai
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/