129623409

素因数分解:

$3^4\times {\mathrm{769}}^1\times {\mathrm{2081}}^1$

素因数の和:2862

約数の個数: 20

約数和(自身を含む): 193979940

約数和(自身を除く): 64356531

約数列:

[1, 3, 9, 27, 81, 769, 2081, 2307, 6243, 6921, 18729, 20763, 56187, 62289, 168561, 1600289, 4800867, 14402601, 43207803, 129623409]

約数ペア:

[(1, 129623409), (3, 43207803), (9, 14402601), (27, 4800867), (81, 1600289), (769, 168561), (2081, 62289), (2307, 56187), (6243, 20763), (6921, 18729)]