85816503

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{17957}}^1$

素因数の和:18028

約数の個数: 20

約数和(自身を含む): 130375080

約数和(自身を除く): 44558577

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 17957, 53871, 161613, 484839, 1059463, 1454517, 3178389, 9535167, 28605501, 85816503]

約数ペア:

[(1, 85816503), (3, 28605501), (9, 9535167), (27, 3178389), (59, 1454517), (81, 1059463), (177, 484839), (531, 161613), (1593, 53871), (4779, 17957)]