28608009

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{9923}}^1$

素因数の和:9988

約数の個数: 12

約数和(自身を含む): 39418128

約数和(自身を除く): 10810119

約数列:

[1, 3, 31, 93, 961, 2883, 9923, 29769, 307613, 922839, 9536003, 28608009]

約数ペア:

[(1, 28608009), (3, 9536003), (31, 922839), (93, 307613), (961, 29769), (2883, 9923)]