28903009

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2081}}^1$

素因数の和:2160

約数の個数: 16

約数和(自身を含む): 32978880

約数和(自身を除く): 4075871

約数列:

[1, 17, 19, 43, 323, 731, 817, 2081, 13889, 35377, 39539, 89483, 672163, 1521211, 1700177, 28903009]

約数ペア:

[(1, 28903009), (17, 1700177), (19, 1521211), (43, 672163), (323, 89483), (731, 39539), (817, 35377), (2081, 13889)]