8781396

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{311}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 22259328

約数和(自身を除く): 13477932

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 181, 311, 362, 543, 622, 724, 933, 1086, 1244, 1866, 2172, 2353, 3732, 4043, 4706, 7059, 8086, 9412, 12129, 14118, 16172, 24258, 28236, 48516, 56291, 112582, 168873, 225164, 337746, 675492, 731783, 1463566, 2195349, 2927132, 4390698, 8781396]

約数ペア:

[(1, 8781396), (2, 4390698), (3, 2927132), (4, 2195349), (6, 1463566), (12, 731783), (13, 675492), (26, 337746), (39, 225164), (52, 168873), (78, 112582), (156, 56291), (181, 48516), (311, 28236), (362, 24258), (543, 16172), (622, 14118), (724, 12129), (933, 9412), (1086, 8086), (1244, 7059), (1866, 4706), (2172, 4043), (2353, 3732)]