389204774

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{255049}}^1$

素因数の和:255167

約数の個数: 16

約数和(自身を含む): 673332000

約数和(自身を除く): 284127226

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 255049, 510098, 1785343, 3570686, 27800341, 55600682, 194602387, 389204774]

約数ペア:

[(1, 389204774), (2, 194602387), (7, 55600682), (14, 27800341), (109, 3570686), (218, 1785343), (763, 510098), (1526, 255049)]