2891707

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{739}}^1$

素因数の和:802

約数の個数: 16

約数和(自身を含む): 3646720

約数和(自身を除く): 755013

約数列:

[1, 7, 13, 43, 91, 301, 559, 739, 3913, 5173, 9607, 31777, 67249, 222439, 413101, 2891707]

約数ペア:

[(1, 2891707), (7, 413101), (13, 222439), (43, 67249), (91, 31777), (301, 9607), (559, 5173), (739, 3913)]