12720346

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{701}}^1$

素因数の和:957

約数の個数: 16

約数和(自身を含む): 19644768

約数和(自身を除く): 6924422

約数列:

[1, 2, 43, 86, 211, 422, 701, 1402, 9073, 18146, 30143, 60286, 147911, 295822, 6360173, 12720346]

約数ペア:

[(1, 12720346), (2, 6360173), (43, 295822), (86, 147911), (211, 60286), (422, 30143), (701, 18146), (1402, 9073)]