39958009

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{769}}^1$

素因数の和:1360

約数の個数: 16

約数和(自身を含む): 49329280

約数和(自身を除く): 9371271

約数列:

[1, 7, 13, 91, 571, 769, 3997, 5383, 7423, 9997, 51961, 69979, 439099, 3073693, 5708287, 39958009]

約数ペア:

[(1, 39958009), (7, 5708287), (13, 3073693), (91, 439099), (571, 69979), (769, 51961), (3997, 9997), (5383, 7423)]