40808409

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{6691}}^1$

素因数の和:6820

約数の個数: 16

約数和(自身を含む): 57818880

約数和(自身を除く): 17010471

約数列:

[1, 3, 19, 57, 107, 321, 2033, 6099, 6691, 20073, 127129, 381387, 715937, 2147811, 13602803, 40808409]

約数ペア:

[(1, 40808409), (3, 13602803), (19, 2147811), (57, 715937), (107, 381387), (321, 127129), (2033, 20073), (6099, 6691)]