28885827

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{107}}^2$

素因数の和:275

約数の個数: 18

約数和(自身を含む): 40264588

約数和(自身を除く): 11378761

約数列:

[1, 3, 29, 87, 107, 321, 841, 2523, 3103, 9309, 11449, 34347, 89987, 269961, 332021, 996063, 9628609, 28885827]

約数ペア:

[(1, 28885827), (3, 9628609), (29, 996063), (87, 332021), (107, 269961), (321, 89987), (841, 34347), (2523, 11449), (3103, 9309)]