Question

va rog! ! ! ! ! ! ! imi trebuie urgent

Answer 1

divizorii lui n² ∈ {1,n,n²)  = nr. impar 
D(4) = {1,2,4}
D(9) = (1,3,9}
D(100) = { 1,2,5,10,20,25,50,100}
D(144) = { 1,2,3,4,6,8,9,12,16,18,24,36,48,72,144]