66857547

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{2909}}^1$

素因数の和:3122

約数の個数: 16

約数和(自身を含む): 91630080

約数和(自身を除く): 24772533

約数列:

[1, 3, 47, 141, 163, 489, 2909, 7661, 8727, 22983, 136723, 410169, 474167, 1422501, 22285849, 66857547]

約数ペア:

[(1, 66857547), (3, 22285849), (47, 1422501), (141, 474167), (163, 410169), (489, 136723), (2909, 22983), (7661, 8727)]