12801016

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{727}}^1$

素因数の和:835

約数の個数: 32

約数和(自身を含む): 25159680

約数和(自身を除く): 12358664

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 727, 1454, 2201, 2908, 4402, 5816, 8804, 17608, 22537, 45074, 51617, 90148, 103234, 180296, 206468, 412936, 1600127, 3200254, 6400508, 12801016]

約数ペア:

[(1, 12801016), (2, 6400508), (4, 3200254), (8, 1600127), (31, 412936), (62, 206468), (71, 180296), (124, 103234), (142, 90148), (248, 51617), (284, 45074), (568, 22537), (727, 17608), (1454, 8804), (2201, 5816), (2908, 4402)]