203497147

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2017}}^1$

素因数の和:2131

約数の個数: 24

約数和(自身を含む): 248456160

約数和(自身を除く): 44959013

約数列:

[1, 7, 29, 49, 71, 203, 497, 1421, 2017, 2059, 3479, 14119, 14413, 58493, 98833, 100891, 143207, 409451, 1002449, 2866157, 4153003, 7017143, 29071021, 203497147]

約数ペア:

[(1, 203497147), (7, 29071021), (29, 7017143), (49, 4153003), (71, 2866157), (203, 1002449), (497, 409451), (1421, 143207), (2017, 100891), (2059, 98833), (3479, 58493), (14119, 14413)]