39874239

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{62401}}^1$

素因数の和:62478

約数の個数: 12

約数和(自身を含む): 58408272

約数和(自身を除く): 18534033

約数列:

[1, 3, 9, 71, 213, 639, 62401, 187203, 561609, 4430471, 13291413, 39874239]

約数ペア:

[(1, 39874239), (3, 13291413), (9, 4430471), (71, 561609), (213, 187203), (639, 62401)]