26220513

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 42135552

約数和(自身を除く): 15915039

約数列:

[1, 3, 11, 19, 31, 33, 57, 71, 93, 209, 213, 341, 361, 589, 627, 781, 1023, 1083, 1349, 1767, 2201, 2343, 3971, 4047, 6479, 6603, 11191, 11913, 14839, 19437, 24211, 25631, 33573, 41819, 44517, 72633, 76893, 123101, 125457, 281941, 369303, 460009, 794561, 845823, 1380027, 2383683, 8740171, 26220513]

約数ペア:

[(1, 26220513), (3, 8740171), (11, 2383683), (19, 1380027), (31, 845823), (33, 794561), (57, 460009), (71, 369303), (93, 281941), (209, 125457), (213, 123101), (341, 76893), (361, 72633), (589, 44517), (627, 41819), (781, 33573), (1023, 25631), (1083, 24211), (1349, 19437), (1767, 14839), (2201, 11913), (2343, 11191), (3971, 6603), (4047, 6479)]