28223690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{256579}}^1$

素因数の和:256597

約数の個数: 16

約数和(自身を含む): 55421280

約数和(自身を除く): 27197590

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 256579, 513158, 1282895, 2565790, 2822369, 5644738, 14111845, 28223690]

約数ペア:

[(1, 28223690), (2, 14111845), (5, 5644738), (10, 2822369), (11, 2565790), (22, 1282895), (55, 513158), (110, 256579)]