2189534977

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{444937}}^1$

素因数の和:445000

約数の個数: 16

約数和(自身を含む): 2705223040

約数和(自身を除く): 515688063

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 444937, 3114559, 8453803, 16462669, 59176621, 115238683, 312790711, 2189534977]

約数ペア:

[(1, 2189534977), (7, 312790711), (19, 115238683), (37, 59176621), (133, 16462669), (259, 8453803), (703, 3114559), (4921, 444937)]