1400007

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:582

約数の個数: 16

約数和(自身を含む): 2151680

約数和(自身を除く): 751673

約数列:

[1, 3, 7, 21, 163, 409, 489, 1141, 1227, 2863, 3423, 8589, 66667, 200001, 466669, 1400007]

約数ペア:

[(1, 1400007), (3, 466669), (7, 200001), (21, 66667), (163, 8589), (409, 3423), (489, 2863), (1141, 1227)]