31184433

素因数分解:

$3^8\times 7^2\times {\mathrm{97}}^1$

素因数の和:135

約数の個数: 54

約数和(自身を含む): 54971826

約数和(自身を除く): 23787393

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 97, 147, 189, 243, 291, 441, 567, 679, 729, 873, 1323, 1701, 2037, 2187, 2619, 3969, 4753, 5103, 6111, 6561, 7857, 11907, 14259, 15309, 18333, 23571, 35721, 42777, 45927, 54999, 70713, 107163, 128331, 164997, 212139, 321489, 384993, 494991, 636417, 1154979, 1484973, 3464937, 4454919, 10394811, 31184433]

約数ペア:

[(1, 31184433), (3, 10394811), (7, 4454919), (9, 3464937), (21, 1484973), (27, 1154979), (49, 636417), (63, 494991), (81, 384993), (97, 321489), (147, 212139), (189, 164997), (243, 128331), (291, 107163), (441, 70713), (567, 54999), (679, 45927), (729, 42777), (873, 35721), (1323, 23571), (1701, 18333), (2037, 15309), (2187, 14259), (2619, 11907), (3969, 7857), (4753, 6561), (5103, 6111)]