mod = 1000000007
eps = 10**-9
NMAX = 10**5

def main():
    import sys
    input = sys.stdin.readline

    for _ in range(int(input())):
        S, T = map(int, input().split())
        if T & 1:
            print(0)
            continue
        t = T // 2
        if (S * S) % t:
            print(0)
            continue
        U = S * S // t
        ans = []
        for A in range(1, NMAX):
            if A ** 3 > U:
                break
            if U % A:
                continue
            for B in range(A, NMAX):
                if A * B * B > U:
                    break
                if U % (A * B) == 0:
                    C = U // (A * B)
                    a = t - A
                    b = t - B
                    c = t - C
                    if a + b + c == T and a < b + c:
                        ans.append((a, b, c))
        print(len(ans))
        for a, b, c in ans:
            print(a, b, c)


if __name__ == '__main__':
    main()