26308863

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:772

約数の個数: 48

約数和(自身を含む): 47257600

約数和(自身を除く): 20948737

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 93, 133, 171, 217, 279, 399, 589, 651, 709, 1197, 1767, 1953, 2127, 4123, 4963, 5301, 6381, 12369, 13471, 14889, 21979, 37107, 40413, 44667, 65937, 94297, 121239, 153853, 197811, 282891, 417601, 461559, 848673, 1252803, 1384677, 2923207, 3758409, 8769621, 26308863]

約数ペア:

[(1, 26308863), (3, 8769621), (7, 3758409), (9, 2923207), (19, 1384677), (21, 1252803), (31, 848673), (57, 461559), (63, 417601), (93, 282891), (133, 197811), (171, 153853), (217, 121239), (279, 94297), (399, 65937), (589, 44667), (651, 40413), (709, 37107), (1197, 21979), (1767, 14889), (1953, 13471), (2127, 12369), (4123, 6381), (4963, 5301)]