12156669

素因数分解:

$3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 20782080

約数和(自身を除く): 8625411

約数列:

[1, 3, 7, 9, 21, 27, 63, 131, 189, 393, 491, 917, 1179, 1473, 2751, 3437, 3537, 4419, 8253, 10311, 13257, 24759, 30933, 64321, 92799, 192963, 450247, 578889, 1350741, 1736667, 4052223, 12156669]

約数ペア:

[(1, 12156669), (3, 4052223), (7, 1736667), (9, 1350741), (21, 578889), (27, 450247), (63, 192963), (131, 92799), (189, 64321), (393, 30933), (491, 24759), (917, 13257), (1179, 10311), (1473, 8253), (2751, 4419), (3437, 3537)]