309471759

素因数分解:

$3^4\times {\mathrm{373}}^1\times {\mathrm{10243}}^1$

素因数の和:10628

約数の個数: 20

約数和(自身を含む): 463581976

約数和(自身を除く): 154110217

約数列:

[1, 3, 9, 27, 81, 373, 1119, 3357, 10071, 10243, 30213, 30729, 92187, 276561, 829683, 3820639, 11461917, 34385751, 103157253, 309471759]

約数ペア:

[(1, 309471759), (3, 103157253), (9, 34385751), (27, 11461917), (81, 3820639), (373, 829683), (1119, 276561), (3357, 92187), (10071, 30729), (10243, 30213)]