131478985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{23209}}^1$

素因数の和:23328

約数の個数: 16

約数和(自身を含む): 173796480

約数和(自身を除く): 42317495

約数列:

[1, 5, 11, 55, 103, 515, 1133, 5665, 23209, 116045, 255299, 1276495, 2390527, 11952635, 26295797, 131478985]

約数ペア:

[(1, 131478985), (5, 26295797), (11, 11952635), (55, 2390527), (103, 1276495), (515, 255299), (1133, 116045), (5665, 23209)]