28820007

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{941}}^1$

素因数の和:1071

約数の個数: 24

約数和(自身を含む): 43203888

約数和(自身を除く): 14383881

約数列:

[1, 3, 9, 41, 83, 123, 249, 369, 747, 941, 2823, 3403, 8469, 10209, 30627, 38581, 78103, 115743, 234309, 347229, 702927, 3202223, 9606669, 28820007]

約数ペア:

[(1, 28820007), (3, 9606669), (9, 3202223), (41, 702927), (83, 347229), (123, 234309), (249, 115743), (369, 78103), (747, 38581), (941, 30627), (2823, 10209), (3403, 8469)]