421014909

素因数分解:

$3^1\times 7^2\times {\mathrm{487}}^1\times {\mathrm{5881}}^1$

素因数の和:6385

約数の個数: 24

約数和(自身を含む): 654454848

約数和(自身を除く): 233439939

約数列:

[1, 3, 7, 21, 49, 147, 487, 1461, 3409, 5881, 10227, 17643, 23863, 41167, 71589, 123501, 288169, 864507, 2864047, 8592141, 20048329, 60144987, 140338303, 421014909]

約数ペア:

[(1, 421014909), (3, 140338303), (7, 60144987), (21, 20048329), (49, 8592141), (147, 2864047), (487, 864507), (1461, 288169), (3409, 123501), (5881, 71589), (10227, 41167), (17643, 23863)]