54647217

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{4139}}^1$

素因数の和:4314

約数の個数: 20

約数和(自身を含む): 82154160

約数和(自身を除く): 27506943

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 4139, 4401, 12417, 13203, 37251, 111753, 335259, 674657, 2023971, 6071913, 18215739, 54647217]

約数ペア:

[(1, 54647217), (3, 18215739), (9, 6071913), (27, 2023971), (81, 674657), (163, 335259), (489, 111753), (1467, 37251), (4139, 13203), (4401, 12417)]