22000979

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 30535680

約数和(自身を除く): 8534701

約数列:

[1, 7, 11, 13, 31, 77, 91, 143, 217, 341, 403, 709, 1001, 2387, 2821, 4433, 4963, 7799, 9217, 21979, 31031, 54593, 64519, 101387, 153853, 241769, 285727, 709709, 1692383, 2000089, 3142997, 22000979]

約数ペア:

[(1, 22000979), (7, 3142997), (11, 2000089), (13, 1692383), (31, 709709), (77, 285727), (91, 241769), (143, 153853), (217, 101387), (341, 64519), (403, 54593), (709, 31031), (1001, 21979), (2387, 9217), (2821, 7799), (4433, 4963)]