2049509

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:680

約数の個数: 16

約数和(自身を含む): 2618880

約数和(自身を除く): 569371

約数列:

[1, 7, 11, 43, 77, 301, 473, 619, 3311, 4333, 6809, 26617, 47663, 186319, 292787, 2049509]

約数ペア:

[(1, 2049509), (7, 292787), (11, 186319), (43, 47663), (77, 26617), (301, 6809), (473, 4333), (619, 3311)]