281067909

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{13367}}^1$

素因数の和:13576

約数の個数: 16

約数和(自身を含む): 385853952

約数和(自身を除く): 104786043

約数列:

[1, 3, 43, 129, 163, 489, 7009, 13367, 21027, 40101, 574781, 1724343, 2178821, 6536463, 93689303, 281067909]

約数ペア:

[(1, 281067909), (3, 93689303), (43, 6536463), (129, 2178821), (163, 1724343), (489, 574781), (7009, 40101), (13367, 21027)]