81127293

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{19441}}^1$

素因数の和:19564

約数の個数: 16

約数和(自身を含む): 117585216

約数和(自身を除く): 36457923

約数列:

[1, 3, 13, 39, 107, 321, 1391, 4173, 19441, 58323, 252733, 758199, 2080187, 6240561, 27042431, 81127293]

約数ペア:

[(1, 81127293), (3, 27042431), (13, 6240561), (39, 2080187), (107, 758199), (321, 252733), (1391, 58323), (4173, 19441)]