561815812

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{3266371}}^1$

素因数の和:3266418

約数の個数: 12

約数和(自身を含む): 1006042576

約数和(自身を除く): 444226764

約数列:

[1, 2, 4, 43, 86, 172, 3266371, 6532742, 13065484, 140453953, 280907906, 561815812]

約数ペア:

[(1, 561815812), (2, 280907906), (4, 140453953), (43, 13065484), (86, 6532742), (172, 3266371)]