261297791

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1\times {\mathrm{443}}^1$

素因数の和:886

約数の個数: 16

約数和(自身を含む): 276203520

約数和(自身を除く): 14905729

約数列:

[1, 31, 53, 359, 443, 1643, 11129, 13733, 19027, 23479, 159037, 589837, 727849, 4930147, 8428961, 261297791]

約数ペア:

[(1, 261297791), (31, 8428961), (53, 4930147), (359, 727849), (443, 589837), (1643, 159037), (11129, 23479), (13733, 19027)]