9980492767

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{35447}}^1$

素因数の和:35575

約数の個数: 32

約数和(自身を含む): 12591129600

約数和(自身を除く): 2610636833

約数列:

[1, 7, 19, 29, 73, 133, 203, 511, 551, 1387, 2117, 3857, 9709, 14819, 35447, 40223, 248129, 281561, 673493, 1027963, 2587631, 4714451, 7195741, 18113417, 19531297, 49164989, 75041299, 136719079, 344154923, 525289093, 1425784681, 9980492767]

約数ペア:

[(1, 9980492767), (7, 1425784681), (19, 525289093), (29, 344154923), (73, 136719079), (133, 75041299), (203, 49164989), (511, 19531297), (551, 18113417), (1387, 7195741), (2117, 4714451), (3857, 2587631), (9709, 1027963), (14819, 673493), (35447, 281561), (40223, 248129)]