319979524

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{121021}}^1$

素因数の和:121686

約数の個数: 12

約数和(自身を含む): 560815948

約数和(自身を除く): 240836424

約数列:

[1, 2, 4, 661, 1322, 2644, 121021, 242042, 484084, 79994881, 159989762, 319979524]

約数ペア:

[(1, 319979524), (2, 159989762), (4, 79994881), (661, 484084), (1322, 242042), (2644, 121021)]