259985375998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{13131901}}^1$

素因数の和:13132443

約数の個数: 16

約数和(自身を含む): 411291170640

約数和(自身を除く): 151305794642

約数列:

[1, 2, 19, 38, 521, 1042, 9899, 19798, 13131901, 26263802, 249506119, 499012238, 6841720421, 13683440842, 129992687999, 259985375998]

約数ペア:

[(1, 259985375998), (2, 129992687999), (19, 13683440842), (38, 6841720421), (521, 499012238), (1042, 249506119), (9899, 26263802), (19798, 13131901)]