28215717

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{719}}^1$

素因数の和:952

約数の個数: 16

約数和(自身を含む): 38338560

約数和(自身を除く): 10122843

約数列:

[1, 3, 103, 127, 309, 381, 719, 2157, 13081, 39243, 74057, 91313, 222171, 273939, 9405239, 28215717]

約数ペア:

[(1, 28215717), (3, 9405239), (103, 273939), (127, 222171), (309, 91313), (381, 74057), (719, 39243), (2157, 13081)]