81917651

素因数分解:

${\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:506

約数の個数: 16

約数和(自身を含む): 87260160

約数和(自身を除く): 5342509

約数列:

[1, 23, 103, 151, 229, 2369, 3473, 5267, 15553, 23587, 34579, 357719, 542501, 795317, 3561637, 81917651]

約数ペア:

[(1, 81917651), (23, 3561637), (103, 795317), (151, 542501), (229, 357719), (2369, 34579), (3473, 23587), (5267, 15553)]