388638027

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{757579}}^1$

素因数の和:757607

約数の個数: 16

約数和(自身を含む): 606064000

約数和(自身を除く): 217425973

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 757579, 2272737, 6818211, 14394001, 20454633, 43182003, 129546009, 388638027]

約数ペア:

[(1, 388638027), (3, 129546009), (9, 43182003), (19, 20454633), (27, 14394001), (57, 6818211), (171, 2272737), (513, 757579)]