#include <iostream>
#include <vector>
#include <cmath>
#include <map>
#include <set>
#include <iomanip>
#include <queue>
#include <algorithm>
#include <numeric>
#include <deque>

using namespace std;

using ll = long long;
const ll modc=1e9+7, MAX=1000000;
vector<ll> f, finv;

ll inv(ll x){
    ll ans = 1, e = modc-2;
    x %= modc;

    while (e > 0){
        if ((e & 1LL)) ans = (ans * x) % modc;
        e = e >> 1LL;
        x = (x*x) % modc;
    }

    return ans;
}

ll C(ll n, ll k){
    ll ans=1;
 
    for(ll i = 0; i<k; i++) ans = ans * (n-i) % modc;

    for(ll i=1; i<=k; i++) ans = (ans*inv(i)) % modc;
 
    return ans;
}

map<ll, ll> prime;

void prime_factor(ll n){
    ll m = n;

    if (n % 2 == 0){
        while(n % 2 == 0){
            prime[2]++;
            n /= 2;
        }
    }

    for (ll i = 3; i*i <= m; i+=2){
        if (n % i == 0){
            while(n % i == 0){
                prime[i]++;
                n /= i;
            }
        }
    }

    if (n != 1){
        prime[n]++;
    }
}

int main(){

    ll N, K, ans=1;
    cin >> N >> K;
    prime_factor(N);
    for (auto [x, y] : prime){
        ans *= C(K+y, y);
        ans %= modc;
    }

    cout << ans << endl;

    return 0;
}