28406421

素因数分解:

$3^2\times {\mathrm{739}}^1\times {\mathrm{4271}}^1$

素因数の和:5016

約数の個数: 12

約数和(自身を含む): 41096640

約数和(自身を除く): 12690219

約数列:

[1, 3, 9, 739, 2217, 4271, 6651, 12813, 38439, 3156269, 9468807, 28406421]

約数ペア:

[(1, 28406421), (3, 9468807), (9, 3156269), (739, 38439), (2217, 12813), (4271, 6651)]