9920913111

素因数分解:

$3^2\times {\mathrm{7121}}^1\times {\mathrm{154799}}^1$

素因数の和:161926

約数の個数: 12

約数和(自身を含む): 14332312800

約数和(自身を除く): 4411399689

約数列:

[1, 3, 9, 7121, 21363, 64089, 154799, 464397, 1393191, 1102323679, 3306971037, 9920913111]

約数ペア:

[(1, 9920913111), (3, 3306971037), (9, 1102323679), (7121, 1393191), (21363, 464397), (64089, 154799)]