28266007

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8537}}^1$

素因数の和:8598

約数の個数: 16

約数和(自身を含む): 36064512

約数和(自身を除く): 7798505

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 8537, 59759, 93907, 367091, 657349, 2569637, 4038001, 28266007]

約数ペア:

[(1, 28266007), (7, 4038001), (11, 2569637), (43, 657349), (77, 367091), (301, 93907), (473, 59759), (3311, 8537)]