import sys input = lambda : sys.stdin.readline().rstrip() sys.setrecursionlimit(2*10**5+10) write = lambda x: sys.stdout.write(x+"\n") debug = lambda x: sys.stderr.write(x+"\n") writef = lambda x: print("{:.12f}".format(x)) def hurui(n): """線形篩 pl: 素数のリスト mpf: iを割り切る最小の素因数 """ pl = [] mpf = [None]*(n+1) for d in range(2,n+1): if mpf[d] is None: mpf[d] = d pl.append(d) for p in pl: if p*d>n or p>mpf[d]: break mpf[p*d] = p return pl, mpf from collections import defaultdict def factor(num): d = defaultdict(int) if num==1: d.update({1:1}) return d while num>1: d[mpf[num]] += 1 num //= mpf[num] return d def fs(num): f = factor(num) ans = [1] for k,v in f.items(): tmp = [] for i in range(len(ans)): val = 1 for _ in range(v): val *= k ans.append(ans[i]*val) return ans def sub(x,p): res = 0 while x%p==0: x //= p res += 1 return res inf = 10**15 from heapq import heappop as hpp, heappush as hp, heapify def dijkstra(start,d): n = len(d) vals = [inf] * n h = [(0, start)] # (距離, ノード番号) vals[start] = 0 # order = [] while h: val, u = hpp(h) if val>vals[u]: continue # order.append(u) for v in range(u+1,n): dd = d[u][v] # for d,v in ns[u]: if vals[v]>val+dd: vals[v] = val+dd hp(h, (vals[v], v)) return vals #, order pl, mpf = hurui(10**6) t = int(input()) ans = [] for i in range(t): x = int(input()) for p in pl: if x%p!=0: res = p break else: assert 0 m = 10 count = [-1]*m # 回数がiの素数の最小 for i in range(50)[::-1]: v = sub(x,pl[i]) if v