def factorize(x):
    ret = []
    p = 2
    while p * p <= x:
        cnt = 0
        while x % p == 0:
            x //= p
            cnt += 1
        if cnt:
            ret.append((p, cnt))
        p += 1
    if x > 1:
        ret.append((x, 1))
    return ret

MOD = 10 ** 9 + 7
from math import comb
n, k = map(int, input().split())
ans = 1
for p, c in factorize(n):
    ans *= comb(c + k, c)
    ans %= MOD

print(ans)