2180943549

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{1583837}}^1$

素因数の和:1583866

約数の個数: 20

約数和(自身を含む): 3449599164

約数和(自身を除く): 1268655615

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 1583837, 4751511, 14254533, 26925229, 42763599, 80775687, 128290797, 242327061, 726981183, 2180943549]

約数ペア:

[(1, 2180943549), (3, 726981183), (9, 242327061), (17, 128290797), (27, 80775687), (51, 42763599), (81, 26925229), (153, 14254533), (459, 4751511), (1377, 1583837)]