2163161

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2161}}^1$

素因数の和:2192

約数の個数: 16

約数和(自身を含む): 2905728

約数和(自身を除く): 742567

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 2161, 15127, 23771, 28093, 166397, 196651, 309023, 2163161]

約数ペア:

[(1, 2163161), (7, 309023), (11, 196651), (13, 166397), (77, 28093), (91, 23771), (143, 15127), (1001, 2161)]