13205511

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{14821}}^1$

素因数の和:14844

約数の個数: 20

約数和(自身を含む): 21521544

約数和(自身を除く): 8316033

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 14821, 44463, 133389, 163031, 400167, 489093, 1200501, 1467279, 4401837, 13205511]

約数ペア:

[(1, 13205511), (3, 4401837), (9, 1467279), (11, 1200501), (27, 489093), (33, 400167), (81, 163031), (99, 133389), (297, 44463), (891, 14821)]