289489922

素因数分解:

$2^1\times {\mathrm{53}}^2\times {\mathrm{227}}^2$

素因数の和:562

約数の個数: 18

約数和(自身を含む): 444540873

約数和(自身を除く): 155050951

約数列:

[1, 2, 53, 106, 227, 454, 2809, 5618, 12031, 24062, 51529, 103058, 637643, 1275286, 2731037, 5462074, 144744961, 289489922]

約数ペア:

[(1, 289489922), (2, 144744961), (53, 5462074), (106, 2731037), (227, 1275286), (454, 637643), (2809, 103058), (5618, 51529), (12031, 24062)]