28645981

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{727}}^1$

素因数の和:1180

約数の個数: 16

約数和(自身を含む): 35386624

約数和(自身を除く): 6740643

約数列:

[1, 7, 13, 91, 433, 727, 3031, 5089, 5629, 9451, 39403, 66157, 314791, 2203537, 4092283, 28645981]

約数ペア:

[(1, 28645981), (7, 4092283), (13, 2203537), (91, 314791), (433, 66157), (727, 39403), (3031, 9451), (5089, 5629)]