def powmod(n,pow,mod):
    val = 1
    while pow > 0:
        if pow & 1:
            val = (val * n) % mod
        pow = pow >> 1
        n = (n * n) % mod
    return val

n, m = map(int, input().split())
p = 10**9+7
val = 2
renzoku = 0
ans = 1
while val * val <= n:
    if n % val == 0:
        n = n // val
        renzoku += 1
    else:
        if renzoku >= 1:
            kari = 1
            div = 1
            for i in range(renzoku):
                div = (div * (i+1)) % p
                kari = (kari * (m+renzoku-i)) % p
            kari = (kari * powmod(div,p-2,p)) % p
            ans = (ans * kari) % p
        renzoku = 0
        val += 1

if n == val:
    renzoku += 1
else:
    ans = ans * (m+1) % p
if renzoku >= 1:
    kari = 1
    div = 1
    for i in range(renzoku):
        div = (div * (i+1)) % p
        kari = (kari * (m+renzoku-i)) % p
    kari = (kari * powmod(div,p-2,p)) % p
    ans = (ans * kari) % p
print("{}".format(ans))