28045288

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{81527}}^1$

素因数の和:81576

約数の個数: 16

約数和(自身を含む): 53808480

約数和(自身を除く): 25763192

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 81527, 163054, 326108, 652216, 3505661, 7011322, 14022644, 28045288]

約数ペア:

[(1, 28045288), (2, 14022644), (4, 7011322), (8, 3505661), (43, 652216), (86, 326108), (172, 163054), (344, 81527)]