Respuestas

2013-09-08T22:07:36+02:00

c) 1, 3, 7, 21
d) 1, 5, 25
e) 1, 2, 4, 7, 14, 28
f) 1, 2, 3, 5, 6, 10, 15, 30
g) 1, 2, 3, 4, 6, 9, 12, 18, 36

2013-09-08T22:11:47+02:00
    D(25) = {1, 5, 25}
    D(30) = {1, 2, 3, 5, 6, 10, 15, 30}
    D(21) = {1, 3, 7, 21)
    D(28) = {1, 2, 4, 7, 14, 28}
    D(36) = {1, 2, 3, 4, 6, 9, 12, 18, 36}