8638217

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{607}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 10506240

約数和(自身を除く): 1868023

約数列:

[1, 7, 19, 107, 133, 607, 749, 2033, 4249, 11533, 14231, 64949, 80731, 454643, 1234031, 8638217]

約数ペア:

[(1, 8638217), (7, 1234031), (19, 454643), (107, 80731), (133, 64949), (607, 14231), (749, 11533), (2033, 4249)]