2758821

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:700

約数の個数: 16

約数和(自身を含む): 3999744

約数和(自身を除く): 1240923

約数列:

[1, 3, 13, 39, 127, 381, 557, 1651, 1671, 4953, 7241, 21723, 70739, 212217, 919607, 2758821]

約数ペア:

[(1, 2758821), (3, 919607), (13, 212217), (39, 70739), (127, 21723), (381, 7241), (557, 4953), (1651, 1671)]