51371253

素因数分解:

$3^4\times {\mathrm{199}}^1\times {\mathrm{3187}}^1$

素因数の和:3398

約数の個数: 20

約数和(自身を含む): 77149600

約数和(自身を除く): 25778347

約数列:

[1, 3, 9, 27, 81, 199, 597, 1791, 3187, 5373, 9561, 16119, 28683, 86049, 258147, 634213, 1902639, 5707917, 17123751, 51371253]

約数ペア:

[(1, 51371253), (3, 17123751), (9, 5707917), (27, 1902639), (81, 634213), (199, 258147), (597, 86049), (1791, 28683), (3187, 16119), (5373, 9561)]