20171296089

素因数分解:

$3^2\times 7^1\times {\mathrm{6143}}^1\times {\mathrm{52121}}^1$

素因数の和:58277

約数の個数: 24

約数和(自身を含む): 33304707072

約数和(自身を除く): 13133410983

約数列:

[1, 3, 7, 9, 21, 63, 6143, 18429, 43001, 52121, 55287, 129003, 156363, 364847, 387009, 469089, 1094541, 3283623, 320179303, 960537909, 2241255121, 2881613727, 6723765363, 20171296089]

約数ペア:

[(1, 20171296089), (3, 6723765363), (7, 2881613727), (9, 2241255121), (21, 960537909), (63, 320179303), (6143, 3283623), (18429, 1094541), (43001, 469089), (52121, 387009), (55287, 364847), (129003, 156363)]