308972391

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{12437}}^1$

素因数の和:12480

約数の個数: 36

約数和(自身を含む): 518963112

約数和(自身を除く): 209990721

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 169, 273, 507, 637, 1183, 1911, 3549, 8281, 12437, 24843, 37311, 87059, 161681, 261177, 485043, 609413, 1131767, 1828239, 2101853, 3395301, 6305559, 7922369, 14712971, 23767107, 44138913, 102990797, 308972391]

約数ペア:

[(1, 308972391), (3, 102990797), (7, 44138913), (13, 23767107), (21, 14712971), (39, 7922369), (49, 6305559), (91, 3395301), (147, 2101853), (169, 1828239), (273, 1131767), (507, 609413), (637, 485043), (1183, 261177), (1911, 161681), (3549, 87059), (8281, 37311), (12437, 24843)]