83720889

素因数分解:

$3^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{4273}}^1$

素因数の和:4597

約数の個数: 24

約数和(自身を含む): 138682752

約数和(自身を除く): 54961863

約数列:

[1, 3, 7, 9, 21, 63, 311, 933, 2177, 2799, 4273, 6531, 12819, 19593, 29911, 38457, 89733, 269199, 1328903, 3986709, 9302321, 11960127, 27906963, 83720889]

約数ペア:

[(1, 83720889), (3, 27906963), (7, 11960127), (9, 9302321), (21, 3986709), (63, 1328903), (311, 269199), (933, 89733), (2177, 38457), (2799, 29911), (4273, 19593), (6531, 12819)]