2857408047

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{109517}}^1$

素因数の和:109759

約数の個数: 24

約数和(自身を含む): 4464829824

約数和(自身を除く): 1607421777

約数列:

[1, 3, 9, 13, 39, 117, 223, 669, 2007, 2899, 8697, 26091, 109517, 328551, 985653, 1423721, 4271163, 12813489, 24422291, 73266873, 219800619, 317489783, 952469349, 2857408047]

約数ペア:

[(1, 2857408047), (3, 952469349), (9, 317489783), (13, 219800619), (39, 73266873), (117, 24422291), (223, 12813489), (669, 4271163), (2007, 1423721), (2899, 985653), (8697, 328551), (26091, 109517)]