28064919

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{761}}^1$

素因数の和:1430

約数の個数: 16

約数和(自身を含む): 39502080

約数和(自身を除く): 11437161

約数列:

[1, 3, 19, 57, 647, 761, 1941, 2283, 12293, 14459, 36879, 43377, 492367, 1477101, 9354973, 28064919]

約数ペア:

[(1, 28064919), (3, 9354973), (19, 1477101), (57, 492367), (647, 43377), (761, 36879), (1941, 14459), (2283, 12293)]