26740623

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2036

約数の個数: 32

約数和(自身を含む): 44800000

約数和(自身を除く): 18059377

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1911, 1999, 4459, 5997, 13377, 13993, 25987, 41979, 77961, 97951, 181909, 293853, 545727, 685657, 1273363, 2056971, 3820089, 8913541, 26740623]

約数ペア:

[(1, 26740623), (3, 8913541), (7, 3820089), (13, 2056971), (21, 1273363), (39, 685657), (49, 545727), (91, 293853), (147, 181909), (273, 97951), (343, 77961), (637, 41979), (1029, 25987), (1911, 13993), (1999, 13377), (4459, 5997)]