81291263

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{911}}^1$

素因数の和:1138

約数の個数: 16

約数和(自身を含む): 89631360

約数和(自身を除く): 8340097

約数列:

[1, 17, 29, 181, 493, 911, 3077, 5249, 15487, 26419, 89233, 164891, 449123, 2803147, 4781839, 81291263]

約数ペア:

[(1, 81291263), (17, 4781839), (29, 2803147), (181, 449123), (493, 164891), (911, 89233), (3077, 26419), (5249, 15487)]