490280798

素因数分解:

$2^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{67217}}^1$

素因数の和:67747

約数の個数: 16

約数和(自身を含む): 842107104

約数和(自身を除く): 351826306

約数列:

[1, 2, 7, 14, 521, 1042, 3647, 7294, 67217, 134434, 470519, 941038, 35020057, 70040114, 245140399, 490280798]

約数ペア:

[(1, 490280798), (2, 245140399), (7, 70040114), (14, 35020057), (521, 941038), (1042, 470519), (3647, 134434), (7294, 67217)]