628871721

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1\times {\mathrm{7793}}^1$

素因数の和:8560

約数の個数: 16

約数和(自身を含む): 862452864

約数和(自身を除く): 233581143

約数列:

[1, 3, 37, 111, 727, 2181, 7793, 23379, 26899, 80697, 288341, 865023, 5665511, 16996533, 209623907, 628871721]

約数ペア:

[(1, 628871721), (3, 209623907), (37, 16996533), (111, 5665511), (727, 865023), (2181, 288341), (7793, 80697), (23379, 26899)]