12891195

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9241}}^1$

素因数の和:9283

約数の個数: 24

約数和(自身を含む): 23068032

約数和(自身を除く): 10176837

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 9241, 27723, 46205, 83169, 138615, 286471, 415845, 859413, 1432355, 2578239, 4297065, 12891195]

約数ペア:

[(1, 12891195), (3, 4297065), (5, 2578239), (9, 1432355), (15, 859413), (31, 415845), (45, 286471), (93, 138615), (155, 83169), (279, 46205), (465, 27723), (1395, 9241)]