226.
5^3
2^3
(3x)^3
(4y)^3
(my)^3
(a2b)^3
(xy2)^3 (1/2p)^3
227.
x3 + 8=(x+2)(x^2-2x+4)
27 + a3=(3+a)(9-3a+a2)
1 + m6=(1+m^2)(1-m+m^2)
p9 + 64=(p^3+4)(p^6-4p^3+16)

