865585012

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{5032471}}^1$

素因数の和:5032518

約数の個数: 12

約数和(自身を含む): 1550001376

約数和(自身を除く): 684416364

約数列:

[1, 2, 4, 43, 86, 172, 5032471, 10064942, 20129884, 216396253, 432792506, 865585012]

約数ペア:

[(1, 865585012), (2, 432792506), (4, 216396253), (43, 20129884), (86, 10064942), (172, 5032471)]