81168692

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{42901}}^1$

素因数の和:42959

約数の個数: 24

約数和(自身を含む): 158565792

約数和(自身を除く): 77397100

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 42901, 85802, 171604, 471911, 943822, 1844743, 1887644, 3689486, 7378972, 20292173, 40584346, 81168692]

約数ペア:

[(1, 81168692), (2, 40584346), (4, 20292173), (11, 7378972), (22, 3689486), (43, 1887644), (44, 1844743), (86, 943822), (172, 471911), (473, 171604), (946, 85802), (1892, 42901)]