211065421

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{1129}}^1\times {\mathrm{1571}}^1$

素因数の和:2724

約数の個数: 16

約数和(自身を含む): 255795840

約数和(自身を除く): 44730419

約数列:

[1, 7, 17, 119, 1129, 1571, 7903, 10997, 19193, 26707, 134351, 186949, 1773659, 12415613, 30152203, 211065421]

約数ペア:

[(1, 211065421), (7, 30152203), (17, 12415613), (119, 1773659), (1129, 186949), (1571, 134351), (7903, 26707), (10997, 19193)]