201205316

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{297641}}^1$

素因数の和:297671

約数の個数: 18

約数和(自身を含む): 381279402

約数和(自身を除く): 180074086

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 297641, 595282, 1190564, 3869333, 7738666, 15477332, 50301329, 100602658, 201205316]

約数ペア:

[(1, 201205316), (2, 100602658), (4, 50301329), (13, 15477332), (26, 7738666), (52, 3869333), (169, 1190564), (338, 595282), (676, 297641)]