12707317

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 15629856

約数和(自身を除く): 2922539

約数列:

[1, 7, 37, 43, 49, 163, 259, 301, 1141, 1591, 1813, 2107, 6031, 7009, 7987, 11137, 42217, 49063, 77959, 259333, 295519, 343441, 1815331, 12707317]

約数ペア:

[(1, 12707317), (7, 1815331), (37, 343441), (43, 295519), (49, 259333), (163, 77959), (259, 49063), (301, 42217), (1141, 11137), (1591, 7987), (1813, 7009), (2107, 6031)]