28459711

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{331}}^1$

素因数の和:582

約数の個数: 16

約数和(自身を含む): 33274368

約数和(自身を除く): 4814657

約数列:

[1, 7, 71, 173, 331, 497, 1211, 2317, 12283, 23501, 57263, 85981, 164507, 400841, 4065673, 28459711]

約数ペア:

[(1, 28459711), (7, 4065673), (71, 400841), (173, 164507), (331, 85981), (497, 57263), (1211, 23501), (2317, 12283)]