12721878

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{54367}}^1$

素因数の和:54388

約数の個数: 24

約数和(自身を含む): 29684928

約数和(自身を除く): 16963050

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 54367, 108734, 163101, 326202, 489303, 706771, 978606, 1413542, 2120313, 4240626, 6360939, 12721878]

約数ペア:

[(1, 12721878), (2, 6360939), (3, 4240626), (6, 2120313), (9, 1413542), (13, 978606), (18, 706771), (26, 489303), (39, 326202), (78, 163101), (117, 108734), (234, 54367)]