2013906489

素因数分解:

$3^1\times 7^1\times {\mathrm{1531}}^1\times {\mathrm{62639}}^1$

素因数の和:64180

約数の個数: 16

約数和(自身を含む): 3070863360

約数和(自身を除く): 1056956871

約数列:

[1, 3, 7, 21, 1531, 4593, 10717, 32151, 62639, 187917, 438473, 1315419, 95900309, 287700927, 671302163, 2013906489]

約数ペア:

[(1, 2013906489), (3, 671302163), (7, 287700927), (21, 95900309), (1531, 1315419), (4593, 438473), (10717, 187917), (32151, 62639)]