2005192007

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1296181}}^1$

素因数の和:1296218

約数の個数: 16

約数和(自身を含む): 2613102912

約数和(自身を除く): 607910905

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 1296181, 9073267, 16850353, 22035077, 117952471, 154245539, 286456001, 2005192007]

約数ペア:

[(1, 2005192007), (7, 286456001), (13, 154245539), (17, 117952471), (91, 22035077), (119, 16850353), (221, 9073267), (1547, 1296181)]