39904319

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{15121}}^1$

素因数の和:15170

約数の個数: 16

約数和(自身を含む): 50809920

約数和(自身を除く): 10905601

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 15121, 105847, 196573, 438509, 1376011, 3069563, 5700617, 39904319]

約数ペア:

[(1, 39904319), (7, 5700617), (13, 3069563), (29, 1376011), (91, 438509), (203, 196573), (377, 105847), (2639, 15121)]