2111589

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:342

約数の個数: 20

約数和(自身を含む): 3194400

約数和(自身を除く): 1082811

約数列:

[1, 3, 9, 27, 81, 131, 199, 393, 597, 1179, 1791, 3537, 5373, 10611, 16119, 26069, 78207, 234621, 703863, 2111589]

約数ペア:

[(1, 2111589), (3, 703863), (9, 234621), (27, 78207), (81, 26069), (131, 16119), (199, 10611), (393, 5373), (597, 3537), (1179, 1791)]