81318414

素因数分解:

$2^1\times 3^1\times {\mathrm{311}}^1\times {\mathrm{43579}}^1$

素因数の和:43895

約数の個数: 16

約数和(自身を含む): 163163520

約数和(自身を除く): 81845106

約数列:

[1, 2, 3, 6, 311, 622, 933, 1866, 43579, 87158, 130737, 261474, 13553069, 27106138, 40659207, 81318414]

約数ペア:

[(1, 81318414), (2, 40659207), (3, 27106138), (6, 13553069), (311, 261474), (622, 130737), (933, 87158), (1866, 43579)]