1827009

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:597

約数の個数: 16

約数和(自身を含む): 2730240

約数和(自身を除く): 903231

約数列:

[1, 3, 9, 27, 157, 431, 471, 1293, 1413, 3879, 4239, 11637, 67667, 203001, 609003, 1827009]

約数ペア:

[(1, 1827009), (3, 609003), (9, 203001), (27, 67667), (157, 11637), (431, 4239), (471, 3879), (1293, 1413)]