31400157

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:732

約数の個数: 16

約数和(自身を含む): 42495680

約数和(自身を除く): 11095523

約数列:

[1, 3, 157, 163, 409, 471, 489, 1227, 25591, 64213, 66667, 76773, 192639, 200001, 10466719, 31400157]

約数ペア:

[(1, 31400157), (3, 10466719), (157, 200001), (163, 192639), (409, 76773), (471, 66667), (489, 64213), (1227, 25591)]