257052399

素因数分解:

$3^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1\times {\mathrm{1709}}^1$

素因数の和:2170

約数の個数: 16

約数和(自身を含む): 346076640

約数和(自身を除く): 89024241

約数列:

[1, 3, 181, 277, 543, 831, 1709, 5127, 50137, 150411, 309329, 473393, 927987, 1420179, 85684133, 257052399]

約数ペア:

[(1, 257052399), (3, 85684133), (181, 1420179), (277, 927987), (543, 473393), (831, 309329), (1709, 150411), (5127, 50137)]