81608618

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{9151}}^1$

素因数の和:9187

約数の個数: 32

約数和(自身を含む): 153753600

約数和(自身を除く): 72144982

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 4459, 8918, 9151, 18302, 64057, 118963, 128114, 237926, 448399, 832741, 896798, 1665482, 3138793, 5829187, 6277586, 11658374, 40804309, 81608618]

約数ペア:

[(1, 81608618), (2, 40804309), (7, 11658374), (13, 6277586), (14, 5829187), (26, 3138793), (49, 1665482), (91, 896798), (98, 832741), (182, 448399), (343, 237926), (637, 128114), (686, 118963), (1274, 64057), (4459, 18302), (8918, 9151)]