27998397

素因数分解:

$3^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1429}}^1$

素因数の和:1753

約数の個数: 24

約数和(自身を含む): 46400640

約数和(自身を除く): 18402243

約数列:

[1, 3, 7, 9, 21, 63, 311, 933, 1429, 2177, 2799, 4287, 6531, 10003, 12861, 19593, 30009, 90027, 444419, 1333257, 3110933, 3999771, 9332799, 27998397]

約数ペア:

[(1, 27998397), (3, 9332799), (7, 3999771), (9, 3110933), (21, 1333257), (63, 444419), (311, 90027), (933, 30009), (1429, 19593), (2177, 12861), (2799, 10003), (4287, 6531)]