387316139

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{2383}}^1$

素因数の和:2535

約数の個数: 24

約数和(自身を含む): 469628928

約数和(自身を除く): 82312789

約数列:

[1, 7, 31, 49, 107, 217, 749, 1519, 2383, 3317, 5243, 16681, 23219, 73873, 116767, 162533, 254981, 517111, 1784867, 3619777, 7904411, 12494069, 55330877, 387316139]

約数ペア:

[(1, 387316139), (7, 55330877), (31, 12494069), (49, 7904411), (107, 3619777), (217, 1784867), (749, 517111), (1519, 254981), (2383, 162533), (3317, 116767), (5243, 73873), (16681, 23219)]