57258009

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{6863}}^1$

素因数の和:6978

約数の個数: 20

約数和(自身を含む): 86376576

約数和(自身を除く): 29118567

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2781, 6863, 8343, 20589, 61767, 185301, 555903, 706889, 2120667, 6362001, 19086003, 57258009]

約数ペア:

[(1, 57258009), (3, 19086003), (9, 6362001), (27, 2120667), (81, 706889), (103, 555903), (309, 185301), (927, 61767), (2781, 20589), (6863, 8343)]