139281016

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{80231}}^1$

素因数の和:80275

約数の個数: 32

約数和(自身を含む): 308090880

約数和(自身を除く): 168809864

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 80231, 160462, 320924, 561617, 641848, 1123234, 2246468, 2487161, 4492936, 4974322, 9948644, 17410127, 19897288, 34820254, 69640508, 139281016]

約数ペア:

[(1, 139281016), (2, 69640508), (4, 34820254), (7, 19897288), (8, 17410127), (14, 9948644), (28, 4974322), (31, 4492936), (56, 2487161), (62, 2246468), (124, 1123234), (217, 641848), (248, 561617), (434, 320924), (868, 160462), (1736, 80231)]