289331396

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{2917}}^1$

素因数の和:3239

約数の個数: 24

約数和(自身を含む): 513019416

約数和(自身を除く): 223688020

約数列:

[1, 2, 4, 137, 181, 274, 362, 548, 724, 2917, 5834, 11668, 24797, 49594, 99188, 399629, 527977, 799258, 1055954, 1598516, 2111908, 72332849, 144665698, 289331396]

約数ペア:

[(1, 289331396), (2, 144665698), (4, 72332849), (137, 2111908), (181, 1598516), (274, 1055954), (362, 799258), (548, 527977), (724, 399629), (2917, 99188), (5834, 49594), (11668, 24797)]