2745197

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 3424512

約数和(自身を除く): 679315

約数列:

[1, 7, 13, 91, 97, 311, 679, 1261, 2177, 4043, 8827, 28301, 30167, 211169, 392171, 2745197]

約数ペア:

[(1, 2745197), (7, 392171), (13, 211169), (91, 30167), (97, 28301), (311, 8827), (679, 4043), (1261, 2177)]