78387321

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1\times {\mathrm{727}}^1$

素因数の和:1140

約数の個数: 16

約数和(自身を含む): 105857024

約数和(自身を除く): 27469703

約数列:

[1, 3, 127, 283, 381, 727, 849, 2181, 35941, 92329, 107823, 205741, 276987, 617223, 26129107, 78387321]

約数ペア:

[(1, 78387321), (3, 26129107), (127, 617223), (283, 276987), (381, 205741), (727, 107823), (849, 92329), (2181, 35941)]