55981209

素因数分解:

$3^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1\times {\mathrm{479}}^1$

素因数の和:884

約数の個数: 16

約数和(自身を含む): 75571200

約数和(自身を除く): 19589991

約数列:

[1, 3, 163, 239, 479, 489, 717, 1437, 38957, 78077, 114481, 116871, 234231, 343443, 18660403, 55981209]

約数ペア:

[(1, 55981209), (3, 18660403), (163, 343443), (239, 234231), (479, 116871), (489, 114481), (717, 78077), (1437, 38957)]