257832907

素因数分解:

${\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1\times {\mathrm{419}}^1$

素因数の和:810

約数の個数: 16

約数和(自身を含む): 275184000

約数和(自身を除く): 17351093

約数列:

[1, 19, 139, 233, 419, 2641, 4427, 7961, 32387, 58241, 97627, 615353, 1106579, 1854913, 13570153, 257832907]

約数ペア:

[(1, 257832907), (19, 13570153), (139, 1854913), (233, 1106579), (419, 615353), (2641, 97627), (4427, 58241), (7961, 32387)]