142757905

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{3253}}^1$

素因数の和:3456

約数の個数: 16

約数和(自身を含む): 175247424

約数和(自身を除く): 32489519

約数列:

[1, 5, 67, 131, 335, 655, 3253, 8777, 16265, 43885, 217951, 426143, 1089755, 2130715, 28551581, 142757905]

約数ペア:

[(1, 142757905), (5, 28551581), (67, 2130715), (131, 1089755), (335, 426143), (655, 217951), (3253, 43885), (8777, 16265)]