28720833

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{683}}^1$

素因数の和:924

約数の個数: 16

約数和(自身を含む): 39004416

約数和(自身を除く): 10283583

約数列:

[1, 3, 107, 131, 321, 393, 683, 2049, 14017, 42051, 73081, 89473, 219243, 268419, 9573611, 28720833]

約数ペア:

[(1, 28720833), (3, 9573611), (107, 268419), (131, 219243), (321, 89473), (393, 73081), (683, 42051), (2049, 14017)]