8981668

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 16311680

約数和(自身を除く): 7330012

約数列:

[1, 2, 4, 43, 79, 86, 158, 172, 316, 661, 1322, 2644, 3397, 6794, 13588, 28423, 52219, 56846, 104438, 113692, 208876, 2245417, 4490834, 8981668]

約数ペア:

[(1, 8981668), (2, 4490834), (4, 2245417), (43, 208876), (79, 113692), (86, 104438), (158, 56846), (172, 52219), (316, 28423), (661, 13588), (1322, 6794), (2644, 3397)]