258501411

素因数分解:

$3^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{6043}}^1$

素因数の和:6160

約数の個数: 36

約数和(自身を含む): 438903192

約数和(自身を除く): 180401781

約数列:

[1, 3, 7, 9, 21, 49, 63, 97, 147, 291, 441, 679, 873, 2037, 4753, 6043, 6111, 14259, 18129, 42301, 42777, 54387, 126903, 296107, 380709, 586171, 888321, 1758513, 2664963, 4103197, 5275539, 12309591, 28722379, 36928773, 86167137, 258501411]

約数ペア:

[(1, 258501411), (3, 86167137), (7, 36928773), (9, 28722379), (21, 12309591), (49, 5275539), (63, 4103197), (97, 2664963), (147, 1758513), (291, 888321), (441, 586171), (679, 380709), (873, 296107), (2037, 126903), (4753, 54387), (6043, 42777), (6111, 42301), (14259, 18129)]