15123461319

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{2557663}}^1$

素因数の和:2557748

約数の個数: 20

約数和(自身を含む): 22901323456

約数和(自身を除く): 7777862137

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 2557663, 7672989, 23018967, 69056901, 186709399, 207170703, 560128197, 1680384591, 5041153773, 15123461319]

約数ペア:

[(1, 15123461319), (3, 5041153773), (9, 1680384591), (27, 560128197), (73, 207170703), (81, 186709399), (219, 69056901), (657, 23018967), (1971, 7672989), (5913, 2557663)]