2580831

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 4118400

約数和(自身を除く): 1537569

約数列:

[1, 3, 9, 11, 33, 99, 131, 199, 393, 597, 1179, 1441, 1791, 2189, 4323, 6567, 12969, 19701, 26069, 78207, 234621, 286759, 860277, 2580831]

約数ペア:

[(1, 2580831), (3, 860277), (9, 286759), (11, 234621), (33, 78207), (99, 26069), (131, 19701), (199, 12969), (393, 6567), (597, 4323), (1179, 2189), (1441, 1791)]