859888071

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{317419}}^1$

素因数の和:317475

約数の個数: 24

約数和(自身を含む): 1452513920

約数和(自身を除く): 592625849

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 317419, 952257, 2221933, 2856771, 6665799, 13649017, 19997397, 40947051, 95543119, 122841153, 286629357, 859888071]

約数ペア:

[(1, 859888071), (3, 286629357), (7, 122841153), (9, 95543119), (21, 40947051), (43, 19997397), (63, 13649017), (129, 6665799), (301, 2856771), (387, 2221933), (903, 952257), (2709, 317419)]