9986247

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 40

約数和(自身を含む): 15937152

約数和(自身を除く): 5950905

約数列:

[1, 3, 9, 27, 31, 41, 81, 93, 97, 123, 279, 291, 369, 837, 873, 1107, 1271, 2511, 2619, 3007, 3321, 3813, 3977, 7857, 9021, 11439, 11931, 27063, 34317, 35793, 81189, 102951, 107379, 123287, 243567, 322137, 369861, 1109583, 3328749, 9986247]

約数ペア:

[(1, 9986247), (3, 3328749), (9, 1109583), (27, 369861), (31, 322137), (41, 243567), (81, 123287), (93, 107379), (97, 102951), (123, 81189), (279, 35793), (291, 34317), (369, 27063), (837, 11931), (873, 11439), (1107, 9021), (1271, 7857), (2511, 3977), (2619, 3813), (3007, 3321)]