2789073

素因数分解:

$3^4\times 7^1\times {\mathrm{4919}}^1$

素因数の和:4938

約数の個数: 20

約数和(自身を含む): 4762560

約数和(自身を除く): 1973487

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 4919, 14757, 34433, 44271, 103299, 132813, 309897, 398439, 929691, 2789073]

約数ペア:

[(1, 2789073), (3, 929691), (7, 398439), (9, 309897), (21, 132813), (27, 103299), (63, 44271), (81, 34433), (189, 14757), (567, 4919)]