class PrimeNumbers:
    def __init__(self,nmax):
        from math import isqrt
        rootnmax = isqrt(nmax)
        self.prime_judgement = [True]*(rootnmax+1)
        self.prime_judgement[0] = self.prime_judgement[1] = False
        for i in range(2,rootnmax+1):
            if self.prime_judgement[i]:
                for j in range(2,rootnmax//i+1):
                    self.prime_judgement[i*j] = False
        self.prime_list = []
        for i,flag in enumerate(self.prime_judgement):
            if flag: self.prime_list.append(i)
    def prime_factorization(self,n):
        return_list = []
        for i in self.prime_list:
            if n==1 or i*i>n: break
            if n%i==0:
                return_list.append([i,0])
                while n%i==0: return_list[-1][1] += 1; n //= i
        if n!=1: return_list.append([n,1])
        return return_list
from collections import defaultdict
n,k = map(int,input().split())
mod = 10**9+7
pn = PrimeNumbers(2*n)
c = {k:v for k,v in pn.prime_factorization(n)}
for i in range(k):
    d = defaultdict(int)
    for p,q in c.items():
        for x,y in pn.prime_factorization(p+1): d[x] += y*q
    c = d; ans = 1
    if (k-i)%2==0 or set(c.keys())-{2,3}: continue
    if 2 in c: ans *= (pow(2,c[2]*pow(2,(k-i)//2,mod),mod))
    if 3 in c: ans *= (pow(3,c[2]*pow(2,(k-i)//2,mod),mod))
    exit(print(ans%mod))
ans = 1
for p,q in c.items(): ans *= pow(p,q,mod)
print(ans%mod)