81075412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{10651}}^1$

素因数の和:10839

約数の個数: 24

約数和(自身を含む): 155689632

約数和(自身を除く): 74614220

約数列:

[1, 2, 4, 11, 22, 44, 173, 346, 692, 1903, 3806, 7612, 10651, 21302, 42604, 117161, 234322, 468644, 1842623, 3685246, 7370492, 20268853, 40537706, 81075412]

約数ペア:

[(1, 81075412), (2, 40537706), (4, 20268853), (11, 7370492), (22, 3685246), (44, 1842623), (173, 468644), (346, 234322), (692, 117161), (1903, 42604), (3806, 21302), (7612, 10651)]