7800039

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 12237680

約数和(自身を除く): 4437641

約数列:

[1, 3, 9, 13, 39, 117, 163, 409, 489, 1227, 1467, 2119, 3681, 5317, 6357, 15951, 19071, 47853, 66667, 200001, 600003, 866671, 2600013, 7800039]

約数ペア:

[(1, 7800039), (3, 2600013), (9, 866671), (13, 600003), (39, 200001), (117, 66667), (163, 47853), (409, 19071), (489, 15951), (1227, 6357), (1467, 5317), (2119, 3681)]