28134491

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1913}}^1$

素因数の和:2122

約数の個数: 16

約数和(自身を含む): 35278848

約数和(自身を除く): 7144357

約数列:

[1, 7, 11, 77, 191, 1337, 1913, 2101, 13391, 14707, 21043, 147301, 365383, 2557681, 4019213, 28134491]

約数ペア:

[(1, 28134491), (7, 4019213), (11, 2557681), (77, 365383), (191, 147301), (1337, 21043), (1913, 14707), (2101, 13391)]