188860005

素因数分解:

$3^4\times 5^1\times {\mathrm{466321}}^1$

素因数の和:466338

約数の個数: 20

約数和(自身を含む): 338549772

約数和(自身を除く): 149689767

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 466321, 1398963, 2331605, 4196889, 6994815, 12590667, 20984445, 37772001, 62953335, 188860005]

約数ペア:

[(1, 188860005), (3, 62953335), (5, 37772001), (9, 20984445), (15, 12590667), (27, 6994815), (45, 4196889), (81, 2331605), (135, 1398963), (405, 466321)]