2600013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 3765440

約数和(自身を除く): 1165427

約数列:

[1, 3, 13, 39, 163, 409, 489, 1227, 2119, 5317, 6357, 15951, 66667, 200001, 866671, 2600013]

約数ペア:

[(1, 2600013), (3, 866671), (13, 200001), (39, 66667), (163, 15951), (409, 6357), (489, 5317), (1227, 2119)]