9905247

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{11117}}^1$

素因数の和:11140

約数の個数: 20

約数和(自身を含む): 16143336

約数和(自身を除く): 6238089

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 11117, 33351, 100053, 122287, 300159, 366861, 900477, 1100583, 3301749, 9905247]

約数ペア:

[(1, 9905247), (3, 3301749), (9, 1100583), (11, 900477), (27, 366861), (33, 300159), (81, 122287), (99, 100053), (297, 33351), (891, 11117)]