28265564

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{172351}}^1$

素因数の和:172396

約数の個数: 12

約数和(自身を含む): 50671488

約数和(自身を除く): 22405924

約数列:

[1, 2, 4, 41, 82, 164, 172351, 344702, 689404, 7066391, 14132782, 28265564]

約数ペア:

[(1, 28265564), (2, 14132782), (4, 7066391), (41, 689404), (82, 344702), (164, 172351)]