12561010290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{139566781}}^1$

素因数の和:139566794

約数の個数: 24

約数和(自身を含む): 32658626988

約数和(自身を除く): 20097616698

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 139566781, 279133562, 418700343, 697833905, 837400686, 1256101029, 1395667810, 2093501715, 2512202058, 4187003430, 6280505145, 12561010290]

約数ペア:

[(1, 12561010290), (2, 6280505145), (3, 4187003430), (5, 2512202058), (6, 2093501715), (9, 1395667810), (10, 1256101029), (15, 837400686), (18, 697833905), (30, 418700343), (45, 279133562), (90, 139566781)]