n = int(input())

ans = 0
lis = []

for x in range(int(n**(0.5))+2):
    for y in range(x,int(n**(0.5))+2):
        ue = n-x*y
        if ue >= 0:
            shita = x+y
            if x == y == 0:
                continue
            if (n-x*y)%(x+y) == 0:
                z = (n-(x*y))//(x+y)
                if x <= y <= z:
                    #print(x,y,z)
                    ans += 1
                    lis.append([x,y,z])
                    lis.append([x,z,y])
                    lis.append([y,x,z])
                    lis.append([y,z,x])
                    lis.append([z,x,y])
                    lis.append([z,y,x])
print(6*ans)
for li in lis:
    print(*li)