8421507

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:559

約数の個数: 24

約数和(自身を含む): 12739584

約数和(自身を除く): 4318077

約数列:

[1, 3, 9, 43, 47, 129, 141, 387, 423, 463, 1389, 2021, 4167, 6063, 18189, 19909, 21761, 59727, 65283, 179181, 195849, 935723, 2807169, 8421507]

約数ペア:

[(1, 8421507), (3, 2807169), (9, 935723), (43, 195849), (47, 179181), (129, 65283), (141, 59727), (387, 21761), (423, 19909), (463, 18189), (1389, 6063), (2021, 4167)]