268585009

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{81119}}^1$

素因数の和:81180

約数の個数: 16

約数和(自身を含む): 342650880

約数和(自身を除く): 74065871

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 81119, 567833, 892309, 3488117, 6246163, 24416819, 38369287, 268585009]

約数ペア:

[(1, 268585009), (7, 38369287), (11, 24416819), (43, 6246163), (77, 3488117), (301, 892309), (473, 567833), (3311, 81119)]