28702701

素因数分解:

$3^3\times {\mathrm{103}}^1\times {\mathrm{10321}}^1$

素因数の和:10433

約数の個数: 16

約数和(自身を含む): 42939520

約数和(自身を除く): 14236819

約数列:

[1, 3, 9, 27, 103, 309, 927, 2781, 10321, 30963, 92889, 278667, 1063063, 3189189, 9567567, 28702701]

約数ペア:

[(1, 28702701), (3, 9567567), (9, 3189189), (27, 1063063), (103, 278667), (309, 92889), (927, 30963), (2781, 10321)]