684855964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{321227}}^1$

素因数の和:321285

約数の個数: 24

約数和(自身を含む): 1322174448

約数和(自身を除く): 637318484

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 321227, 642454, 1284908, 4175951, 8351902, 13170307, 16703804, 26340614, 52681228, 171213991, 342427982, 684855964]

約数ペア:

[(1, 684855964), (2, 342427982), (4, 171213991), (13, 52681228), (26, 26340614), (41, 16703804), (52, 13170307), (82, 8351902), (164, 4175951), (533, 1284908), (1066, 642454), (2132, 321227)]