4949978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3169}}^1$

素因数の和:3253

約数の個数: 16

約数和(自身を含む): 8216640

約数和(自身を除く): 3266662

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 3169, 6338, 34859, 69718, 224999, 449998, 2474989, 4949978]

約数ペア:

[(1, 4949978), (2, 2474989), (11, 449998), (22, 224999), (71, 69718), (142, 34859), (781, 6338), (1562, 3169)]