8131389

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22777}}^1$

素因数の和:22804

約数の個数: 16

約数和(自身を含む): 13120128

約数和(自身を除く): 4988739

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 22777, 68331, 159439, 387209, 478317, 1161627, 2710463, 8131389]

約数ペア:

[(1, 8131389), (3, 2710463), (7, 1161627), (17, 478317), (21, 387209), (51, 159439), (119, 68331), (357, 22777)]