9979123

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{359}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 13167360

約数和(自身を除く): 3188237

約数列:

[1, 7, 11, 19, 77, 133, 209, 359, 361, 1463, 2513, 2527, 3949, 3971, 6821, 27643, 27797, 47747, 75031, 129599, 525217, 907193, 1425589, 9979123]

約数ペア:

[(1, 9979123), (7, 1425589), (11, 907193), (19, 525217), (77, 129599), (133, 75031), (209, 47747), (359, 27797), (361, 27643), (1463, 6821), (2513, 3971), (2527, 3949)]