9881949

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3889}}^1$

素因数の和:3921

約数の個数: 24

約数和(自身を含む): 16555840

約数和(自身を除く): 6673891

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 3889, 11667, 27223, 42779, 81669, 128337, 299453, 470569, 898359, 1411707, 3293983, 9881949]

約数ペア:

[(1, 9881949), (3, 3293983), (7, 1411707), (11, 898359), (21, 470569), (33, 299453), (77, 128337), (121, 81669), (231, 42779), (363, 27223), (847, 11667), (2541, 3889)]