28621323

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{9907}}^1$

素因数の和:10023

約数の個数: 16

約数和(自身を含む): 42802560

約数和(自身を除く): 14181237

約数列:

[1, 3, 9, 27, 107, 321, 963, 2889, 9907, 29721, 89163, 267489, 1060049, 3180147, 9540441, 28621323]

約数ペア:

[(1, 28621323), (3, 9540441), (9, 3180147), (27, 1060049), (107, 267489), (321, 89163), (963, 29721), (2889, 9907)]