808216643

素因数分解:

${\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{349}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 894650400

約数和(自身を除く): 86433757

約数列:

[1, 13, 71, 169, 193, 349, 923, 2509, 4537, 11999, 13703, 24779, 32617, 58981, 67357, 178139, 322127, 875641, 2315807, 4187651, 4782347, 11383333, 62170511, 808216643]

約数ペア:

[(1, 808216643), (13, 62170511), (71, 11383333), (169, 4782347), (193, 4187651), (349, 2315807), (923, 875641), (2509, 322127), (4537, 178139), (11999, 67357), (13703, 58981), (24779, 32617)]