490625863

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{18401}}^1$

素因数の和:18714

約数の個数: 16

約数和(自身を含む): 605941056

約数和(自身を除く): 115315193

約数列:

[1, 7, 13, 91, 293, 2051, 3809, 18401, 26663, 128807, 239213, 1674491, 5391493, 37740451, 70089409, 490625863]

約数ペア:

[(1, 490625863), (7, 70089409), (13, 37740451), (91, 5391493), (293, 1674491), (2051, 239213), (3809, 128807), (18401, 26663)]