#include<bits/stdc++.h>
using namespace std;
bool ss(int n){
    bool f=1;
    int h=0;
    for(int i=1;i<n;i++){
        if(n%i==0){
            h+=i;
        }
    }
    if(h!=n){
        f=0;
    }
    return f;
}
int main(){
     
    int n,m;
    cin>>n>>m;
    for(int i=n;i<=m;i++){
        if(ss(i)){
            cout<<i<<" ";
        }
    }
    return 0;
}
/**************************************************************
	Problem: 1136
	User: huanghengyi
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/