81271116

素因数分解:

$2^2\times 3^2\times {\mathrm{2257531}}^1$

素因数の和:2257541

約数の個数: 18

約数和(自身を含む): 205435412

約数和(自身を除く): 124164296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2257531, 4515062, 6772593, 9030124, 13545186, 20317779, 27090372, 40635558, 81271116]

約数ペア:

[(1, 81271116), (2, 40635558), (3, 27090372), (4, 20317779), (6, 13545186), (9, 9030124), (12, 6772593), (18, 4515062), (36, 2257531)]