12811407

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4657}}^1$

素因数の和:4798

約数の個数: 16

約数和(自身を含む): 19675392

約数和(自身を除く): 6863985

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 4657, 13971, 32599, 97797, 610067, 1830201, 4270469, 12811407]

約数ペア:

[(1, 12811407), (3, 4270469), (7, 1830201), (21, 610067), (131, 97797), (393, 32599), (917, 13971), (2751, 4657)]