489780406

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1\times {\mathrm{10009}}^1$

素因数の和:10623

約数の個数: 16

約数和(自身を含む): 753152400

約数和(自身を除く): 263371994

約数列:

[1, 2, 43, 86, 569, 1138, 10009, 20018, 24467, 48934, 430387, 860774, 5695121, 11390242, 244890203, 489780406]

約数ペア:

[(1, 489780406), (2, 244890203), (43, 11390242), (86, 5695121), (569, 860774), (1138, 430387), (10009, 48934), (20018, 24467)]