80949814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{21269}}^1$

素因数の和:21455

約数の個数: 16

約数和(自身を含む): 133235280

約数和(自身を除く): 52285466

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 21269, 42538, 233959, 467918, 3679537, 7359074, 40474907, 80949814]

約数ペア:

[(1, 80949814), (2, 40474907), (11, 7359074), (22, 3679537), (173, 467918), (346, 233959), (1903, 42538), (3806, 21269)]