30981027

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3119}}^1$

素因数の和:3183

約数の個数: 32

約数和(自身を含む): 52715520

約数和(自身を除く): 21734493

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 129, 231, 301, 473, 903, 1419, 3119, 3311, 9357, 9933, 21833, 34309, 65499, 102927, 134117, 240163, 402351, 720489, 938819, 1475287, 2816457, 4425861, 10327009, 30981027]

約数ペア:

[(1, 30981027), (3, 10327009), (7, 4425861), (11, 2816457), (21, 1475287), (33, 938819), (43, 720489), (77, 402351), (129, 240163), (231, 134117), (301, 102927), (473, 65499), (903, 34309), (1419, 21833), (3119, 9933), (3311, 9357)]