28409669

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{643}}^1$

素因数の和:796

約数の個数: 16

約数和(自身を含む): 31715712

約数和(自身を除く): 3306043

約数列:

[1, 17, 23, 113, 391, 643, 1921, 2599, 10931, 14789, 44183, 72659, 251413, 1235203, 1671157, 28409669]

約数ペア:

[(1, 28409669), (17, 1671157), (23, 1235203), (113, 251413), (391, 72659), (643, 44183), (1921, 14789), (2599, 10931)]