81158145

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{235241}}^1$

素因数の和:235272

約数の個数: 16

約数和(自身を含む): 135499392

約数和(自身を除く): 54341247

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 235241, 705723, 1176205, 3528615, 5410543, 16231629, 27052715, 81158145]

約数ペア:

[(1, 81158145), (3, 27052715), (5, 16231629), (15, 5410543), (23, 3528615), (69, 1176205), (115, 705723), (345, 235241)]