42556843

素因数分解:

$7^2\times {\mathrm{521}}^1\times {\mathrm{1667}}^1$

素因数の和:2202

約数の個数: 12

約数和(自身を含む): 49629672

約数和(自身を除く): 7072829

約数列:

[1, 7, 49, 521, 1667, 3647, 11669, 25529, 81683, 868507, 6079549, 42556843]

約数ペア:

[(1, 42556843), (7, 6079549), (49, 868507), (521, 81683), (1667, 25529), (3647, 11669)]