28757678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{1447}}^1$

素因数の和:1991

約数の個数: 16

約数和(自身を含む): 45525120

約数和(自身を除く): 16767442

約数列:

[1, 2, 19, 38, 523, 1046, 1447, 2894, 9937, 19874, 27493, 54986, 756781, 1513562, 14378839, 28757678]

約数ペア:

[(1, 28757678), (2, 14378839), (19, 1513562), (38, 756781), (523, 54986), (1046, 27493), (1447, 19874), (2894, 9937)]