211367799

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{137341}}^1$

素因数の和:137372

約数の個数: 20

約数和(自身を含む): 332367640

約数和(自身を除く): 120999841

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 137341, 412023, 1236069, 2609479, 3708207, 7828437, 11124621, 23485311, 70455933, 211367799]

約数ペア:

[(1, 211367799), (3, 70455933), (9, 23485311), (19, 11124621), (27, 7828437), (57, 3708207), (81, 2609479), (171, 1236069), (513, 412023), (1539, 137341)]