12821056105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{8147}}^1$

素因数の和:8278

約数の個数: 64

約数和(自身を含む): 18923175936

約数和(自身を除く): 6102119831

約数列:

[1, 5, 11, 13, 31, 55, 65, 71, 143, 155, 341, 355, 403, 715, 781, 923, 1705, 2015, 2201, 3905, 4433, 4615, 8147, 10153, 11005, 22165, 24211, 28613, 40735, 50765, 89617, 105911, 121055, 143065, 252557, 314743, 448085, 529555, 578437, 1165021, 1262785, 1573715, 2778127, 2892185, 3283241, 5825105, 6362807, 7519681, 13890635, 16416205, 17931547, 31814035, 36115651, 37598405, 82716491, 89657735, 180578255, 197247017, 233110111, 413582455, 986235085, 1165550555, 2564211221, 12821056105]

約数ペア:

[(1, 12821056105), (5, 2564211221), (11, 1165550555), (13, 986235085), (31, 413582455), (55, 233110111), (65, 197247017), (71, 180578255), (143, 89657735), (155, 82716491), (341, 37598405), (355, 36115651), (403, 31814035), (715, 17931547), (781, 16416205), (923, 13890635), (1705, 7519681), (2015, 6362807), (2201, 5825105), (3905, 3283241), (4433, 2892185), (4615, 2778127), (8147, 1573715), (10153, 1262785), (11005, 1165021), (22165, 578437), (24211, 529555), (28613, 448085), (40735, 314743), (50765, 252557), (89617, 143065), (105911, 121055)]