8316321

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 12297600

約数和(自身を除く): 3981279

約数列:

[1, 3, 13, 39, 47, 141, 169, 349, 507, 611, 1047, 1833, 4537, 7943, 13611, 16403, 23829, 49209, 58981, 176943, 213239, 639717, 2772107, 8316321]

約数ペア:

[(1, 8316321), (3, 2772107), (13, 639717), (39, 213239), (47, 176943), (141, 58981), (169, 49209), (349, 23829), (507, 16403), (611, 13611), (1047, 7943), (1833, 4537)]