Question

1). Scrieti totii divixorii nr. 2 la putetia 4 ×3 la puteria 2
2). Scrieti totii divizorii nr.7 la puteria 4
3). Afla cel mai mic nr. natural care are exact 3 divizori

Answer 1

1)16*9=144
D144=1,2,3,4,6,8,9,12,16,18,24,36,48,
72,144
2)7 la puterea 4=2401
D2401=1,7,343,2401
3) 4=1,2,4