n = int(input())

m=0

for i in range(n+1):
    for j in range(n+1):
        for k in range(n+1):

            if (i*j + j*k + k*i) == n:
                m += 1

print(m)

for i in range(n+1):
    for j in range(n+1):
        for k in range(n+1):

            if (i*j + j*k + k*i) == n:
                print(i,j,k,)