12900591

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{419}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 20442240

約数和(自身を除く): 7541649

約数列:

[1, 3, 9, 11, 33, 99, 311, 419, 933, 1257, 2799, 3421, 3771, 4609, 10263, 13827, 30789, 41481, 130309, 390927, 1172781, 1433399, 4300197, 12900591]

約数ペア:

[(1, 12900591), (3, 4300197), (9, 1433399), (11, 1172781), (33, 390927), (99, 130309), (311, 41481), (419, 30789), (933, 13827), (1257, 10263), (2799, 4609), (3421, 3771)]