28234921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4201}}^1$

素因数の和:4272

約数の個数: 16

約数和(自身を含む): 33884928

約数和(自身を除く): 5650007

約数列:

[1, 11, 13, 47, 143, 517, 611, 4201, 6721, 46211, 54613, 197447, 600743, 2171917, 2566811, 28234921]

約数ペア:

[(1, 28234921), (11, 2566811), (13, 2171917), (47, 600743), (143, 197447), (517, 54613), (611, 46211), (4201, 6721)]