208020189

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{280729}}^1$

素因数の和:280764

約数の個数: 16

約数和(自身を含む): 314417600

約数和(自身を除く): 106397411

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 280729, 842187, 3649477, 5333851, 10948431, 16001553, 69340063, 208020189]

約数ペア:

[(1, 208020189), (3, 69340063), (13, 16001553), (19, 10948431), (39, 5333851), (57, 3649477), (247, 842187), (741, 280729)]