66159919

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4649}}^1$

素因数の和:4782

約数の個数: 16

約数和(自身を含む): 80352000

約数和(自身を除く): 14192081

約数列:

[1, 7, 19, 107, 133, 749, 2033, 4649, 14231, 32543, 88331, 497443, 618317, 3482101, 9451417, 66159919]

約数ペア:

[(1, 66159919), (7, 9451417), (19, 3482101), (107, 618317), (133, 497443), (749, 88331), (2033, 32543), (4649, 14231)]