12904003

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{2213}}^1$

素因数の和:2251

約数の個数: 16

約数和(自身を含む): 15940800

約数和(自身を除く): 3036797

約数列:

[1, 7, 17, 49, 119, 343, 833, 2213, 5831, 15491, 37621, 108437, 263347, 759059, 1843429, 12904003]

約数ペア:

[(1, 12904003), (7, 1843429), (17, 759059), (49, 263347), (119, 108437), (343, 37621), (833, 15491), (2213, 5831)]