408028095

素因数分解:

$3^2\times 5^1\times {\mathrm{2137}}^1\times {\mathrm{4243}}^1$

素因数の和:6391

約数の個数: 24

約数和(自身を含む): 707746416

約数和(自身を除く): 299718321

約数列:

[1, 3, 5, 9, 15, 45, 2137, 4243, 6411, 10685, 12729, 19233, 21215, 32055, 38187, 63645, 96165, 190935, 9067291, 27201873, 45336455, 81605619, 136009365, 408028095]

約数ペア:

[(1, 408028095), (3, 136009365), (5, 81605619), (9, 45336455), (15, 27201873), (45, 9067291), (2137, 190935), (4243, 96165), (6411, 63645), (10685, 38187), (12729, 32055), (19233, 21215)]