20170290567

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1653167}}^1$

素因数の和:1653267

約数の個数: 24

約数和(自身を含む): 31661473536

約数和(自身を除く): 11491182969

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 581, 1743, 4067, 12201, 1653167, 4959501, 11572169, 34716507, 81005183, 137212861, 243015549, 411638583, 960490027, 2881470081, 6723430189, 20170290567]

約数ペア:

[(1, 20170290567), (3, 6723430189), (7, 2881470081), (21, 960490027), (49, 411638583), (83, 243015549), (147, 137212861), (249, 81005183), (581, 34716507), (1743, 11572169), (4067, 4959501), (12201, 1653167)]