72908835

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4027}}^1$

素因数の和:4123

約数の個数: 32

約数和(自身を含む): 125286912

約数和(自身を除く): 52378077

約数列:

[1, 3, 5, 15, 17, 51, 71, 85, 213, 255, 355, 1065, 1207, 3621, 4027, 6035, 12081, 18105, 20135, 60405, 68459, 205377, 285917, 342295, 857751, 1026885, 1429585, 4288755, 4860589, 14581767, 24302945, 72908835]

約数ペア:

[(1, 72908835), (3, 24302945), (5, 14581767), (15, 4860589), (17, 4288755), (51, 1429585), (71, 1026885), (85, 857751), (213, 342295), (255, 285917), (355, 205377), (1065, 68459), (1207, 60405), (3621, 20135), (4027, 18105), (6035, 12081)]