13005867

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{2143}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 21062656

約数和(自身を除く): 8056789

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 867, 2023, 2143, 6069, 6429, 15001, 36431, 45003, 109293, 255017, 619327, 765051, 1857981, 4335289, 13005867]

約数ペア:

[(1, 13005867), (3, 4335289), (7, 1857981), (17, 765051), (21, 619327), (51, 255017), (119, 109293), (289, 45003), (357, 36431), (867, 15001), (2023, 6429), (2143, 6069)]