12704571

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{709}}^1$

素因数の和:907

約数の個数: 24

約数和(自身を含む): 20158320

約数和(自身を除く): 7453749

約数列:

[1, 3, 9, 11, 33, 99, 181, 543, 709, 1629, 1991, 2127, 5973, 6381, 7799, 17919, 23397, 70191, 128329, 384987, 1154961, 1411619, 4234857, 12704571]

約数ペア:

[(1, 12704571), (3, 4234857), (9, 1411619), (11, 1154961), (33, 384987), (99, 128329), (181, 70191), (543, 23397), (709, 17919), (1629, 7799), (1991, 6381), (2127, 5973)]