12901239

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3557}}^1$

素因数の和:3607

約数の個数: 24

約数和(自身を含む): 20721792

約数和(自身を除く): 7820553

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3557, 3627, 10671, 32013, 46241, 110267, 138723, 330801, 416169, 992403, 1433471, 4300413, 12901239]

約数ペア:

[(1, 12901239), (3, 4300413), (9, 1433471), (13, 992403), (31, 416169), (39, 330801), (93, 138723), (117, 110267), (279, 46241), (403, 32013), (1209, 10671), (3557, 3627)]