6420687

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{811}}^1$

素因数の和:863

約数の個数: 32

約数和(自身を含む): 10913280

約数和(自身を除く): 4492593

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 811, 1131, 2433, 2639, 5677, 7917, 10543, 17031, 23519, 31629, 70557, 73801, 164633, 221403, 305747, 493899, 917241, 2140229, 6420687]

約数ペア:

[(1, 6420687), (3, 2140229), (7, 917241), (13, 493899), (21, 305747), (29, 221403), (39, 164633), (87, 73801), (91, 70557), (203, 31629), (273, 23519), (377, 17031), (609, 10543), (811, 7917), (1131, 5677), (2433, 2639)]