9905889

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{853}}^1$

素因数の和:949

約数の個数: 24

約数和(自身を含む): 15576960

約数和(自身を除く): 5671071

約数列:

[1, 3, 7, 21, 49, 79, 147, 237, 553, 853, 1659, 2559, 3871, 5971, 11613, 17913, 41797, 67387, 125391, 202161, 471709, 1415127, 3301963, 9905889]

約数ペア:

[(1, 9905889), (3, 3301963), (7, 1415127), (21, 471709), (49, 202161), (79, 125391), (147, 67387), (237, 41797), (553, 17913), (853, 11613), (1659, 5971), (2559, 3871)]