389589021

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{43331}}^1$

素因数の和:43383

約数の個数: 24

約数和(自身を含む): 599368224

約数和(自身を除く): 209779203

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 999, 2997, 8991, 43331, 129993, 389979, 1169937, 1603247, 3509811, 4809741, 10529433, 14429223, 43287669, 129863007, 389589021]

約数ペア:

[(1, 389589021), (3, 129863007), (9, 43287669), (27, 14429223), (37, 10529433), (81, 4809741), (111, 3509811), (243, 1603247), (333, 1169937), (999, 389979), (2997, 129993), (8991, 43331)]