71640499

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{5059}}^1$

素因数の和:5107

約数の個数: 18

約数和(自身を含む): 88544940

約数和(自身を除く): 16904441

約数列:

[1, 7, 17, 49, 119, 289, 833, 2023, 5059, 14161, 35413, 86003, 247891, 602021, 1462051, 4214147, 10234357, 71640499]

約数ペア:

[(1, 71640499), (7, 10234357), (17, 4214147), (49, 1462051), (119, 602021), (289, 247891), (833, 86003), (2023, 35413), (5059, 14161)]