293857227

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{28123}}^1$

素因数の和:28181

約数の個数: 24

約数和(自身を含む): 450433984

約数和(自身を除く): 156576757

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 1161, 3483, 10449, 28123, 84369, 253107, 759321, 1209289, 2277963, 3627867, 6833889, 10883601, 32650803, 97952409, 293857227]

約数ペア:

[(1, 293857227), (3, 97952409), (9, 32650803), (27, 10883601), (43, 6833889), (81, 3627867), (129, 2277963), (243, 1209289), (387, 759321), (1161, 253107), (3483, 84369), (10449, 28123)]