201759903

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{25679}}^1$

素因数の和:25788

約数の個数: 20

約数和(自身を含む): 304513440

約数和(自身を除く): 102753537

約数列:

[1, 3, 9, 27, 81, 97, 291, 873, 2619, 7857, 25679, 77037, 231111, 693333, 2079999, 2490863, 7472589, 22417767, 67253301, 201759903]

約数ペア:

[(1, 201759903), (3, 67253301), (9, 22417767), (27, 7472589), (81, 2490863), (97, 2079999), (291, 693333), (873, 231111), (2619, 77037), (7857, 25679)]