630147188

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{1301957}}^1$

素因数の和:1301983

約数の個数: 18

約数和(自身を含む): 1212122898

約数和(自身を除く): 581975710

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1301957, 2603914, 5207828, 14321527, 28643054, 57286108, 157536797, 315073594, 630147188]

約数ペア:

[(1, 630147188), (2, 315073594), (4, 157536797), (11, 57286108), (22, 28643054), (44, 14321527), (121, 5207828), (242, 2603914), (484, 1301957)]