155122890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397751}}^1$

素因数の和:397774

約数の個数: 32

約数和(自身を含む): 400934016

約数和(自身を除く): 245811126

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 397751, 795502, 1193253, 1988755, 2386506, 3977510, 5170763, 5966265, 10341526, 11932530, 15512289, 25853815, 31024578, 51707630, 77561445, 155122890]

約数ペア:

[(1, 155122890), (2, 77561445), (3, 51707630), (5, 31024578), (6, 25853815), (10, 15512289), (13, 11932530), (15, 10341526), (26, 5966265), (30, 5170763), (39, 3977510), (65, 2386506), (78, 1988755), (130, 1193253), (195, 795502), (390, 397751)]