816878738

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{14827}}^1$

素因数の和:15018

約数の個数: 24

約数和(自身を含む): 1335053808

約数和(自身を除く): 518175070

約数列:

[1, 2, 13, 26, 163, 169, 326, 338, 2119, 4238, 14827, 27547, 29654, 55094, 192751, 385502, 2416801, 2505763, 4833602, 5011526, 31418413, 62836826, 408439369, 816878738]

約数ペア:

[(1, 816878738), (2, 408439369), (13, 62836826), (26, 31418413), (163, 5011526), (169, 4833602), (326, 2505763), (338, 2416801), (2119, 385502), (4238, 192751), (14827, 55094), (27547, 29654)]