28839267

素因数分解:

$3^3\times {\mathrm{821}}^1\times {\mathrm{1301}}^1$

素因数の和:2131

約数の個数: 16

約数和(自身を含む): 42809760

約数和(自身を除く): 13970493

約数列:

[1, 3, 9, 27, 821, 1301, 2463, 3903, 7389, 11709, 22167, 35127, 1068121, 3204363, 9613089, 28839267]

約数ペア:

[(1, 28839267), (3, 9613089), (9, 3204363), (27, 1068121), (821, 35127), (1301, 22167), (2463, 11709), (3903, 7389)]