4991262081

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{643121}}^1$

素因数の和:643336

約数の個数: 16

約数和(自身を含む): 7202966400

約数和(自身を除く): 2211704319

約数列:

[1, 3, 13, 39, 199, 597, 2587, 7761, 643121, 1929363, 8360573, 25081719, 127981079, 383943237, 1663754027, 4991262081]

約数ペア:

[(1, 4991262081), (3, 1663754027), (13, 383943237), (39, 127981079), (199, 25081719), (597, 8360573), (2587, 1929363), (7761, 643121)]