140398257

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{16889}}^1$

素因数の和:17072

約数の個数: 16

約数和(自身を含む): 199437120

約数和(自身を除く): 59038863

約数列:

[1, 3, 17, 51, 163, 489, 2771, 8313, 16889, 50667, 287113, 861339, 2752907, 8258721, 46799419, 140398257]

約数ペア:

[(1, 140398257), (3, 46799419), (17, 8258721), (51, 2752907), (163, 861339), (489, 287113), (2771, 50667), (8313, 16889)]