9988181007

素因数分解:

$3^1\times 7^1\times {\mathrm{11171}}^1\times {\mathrm{42577}}^1$

素因数の和:53758

約数の個数: 16

約数和(自身を含む): 15221805312

約数和(自身を除く): 5233624305

約数列:

[1, 3, 7, 21, 11171, 33513, 42577, 78197, 127731, 234591, 298039, 894117, 475627667, 1426883001, 3329393669, 9988181007]

約数ペア:

[(1, 9988181007), (3, 3329393669), (7, 1426883001), (21, 475627667), (11171, 894117), (33513, 298039), (42577, 234591), (78197, 127731)]