291265684

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{110161}}^1$

素因数の和:110826

約数の個数: 12

約数和(自身を含む): 510490708

約数和(自身を除く): 219225024

約数列:

[1, 2, 4, 661, 1322, 2644, 110161, 220322, 440644, 72816421, 145632842, 291265684]

約数ペア:

[(1, 291265684), (2, 145632842), (4, 72816421), (661, 440644), (1322, 220322), (2644, 110161)]