28757277

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{77933}}^1$

素因数の和:77980

約数の個数: 12

約数和(自身を含む): 42551964

約数和(自身を除く): 13794687

約数列:

[1, 3, 9, 41, 123, 369, 77933, 233799, 701397, 3195253, 9585759, 28757277]

約数ペア:

[(1, 28757277), (3, 9585759), (9, 3195253), (41, 701397), (123, 233799), (369, 77933)]