81547796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{6037}}^1$

素因数の和:6359

約数の個数: 24

約数和(自身を含む): 156215136

約数和(自身を除く): 74667340

約数列:

[1, 2, 4, 11, 22, 44, 307, 614, 1228, 3377, 6037, 6754, 12074, 13508, 24148, 66407, 132814, 265628, 1853359, 3706718, 7413436, 20386949, 40773898, 81547796]

約数ペア:

[(1, 81547796), (2, 40773898), (4, 20386949), (11, 7413436), (22, 3706718), (44, 1853359), (307, 265628), (614, 132814), (1228, 66407), (3377, 24148), (6037, 13508), (6754, 12074)]