28491001

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{52859}}^1$

素因数の和:52884

約数の個数: 12

約数和(自身を含む): 36156240

約数和(自身を除く): 7665239

約数列:

[1, 7, 11, 49, 77, 539, 52859, 370013, 581449, 2590091, 4070143, 28491001]

約数ペア:

[(1, 28491001), (7, 4070143), (11, 2590091), (49, 581449), (77, 370013), (539, 52859)]