128469716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{3529}}^1$

素因数の和:4031

約数の個数: 24

約数和(自身を含む): 237216000

約数和(自身を除く): 108746284

約数列:

[1, 2, 4, 19, 38, 76, 479, 958, 1916, 3529, 7058, 9101, 14116, 18202, 36404, 67051, 134102, 268204, 1690391, 3380782, 6761564, 32117429, 64234858, 128469716]

約数ペア:

[(1, 128469716), (2, 64234858), (4, 32117429), (19, 6761564), (38, 3380782), (76, 1690391), (479, 268204), (958, 134102), (1916, 67051), (3529, 36404), (7058, 18202), (9101, 14116)]