205449331887

素因数分解:

$3^2\times {\mathrm{163}}^1\times {\mathrm{293}}^1\times {\mathrm{477977}}^1$

素因数の和:478439

約数の個数: 24

約数和(自身を含む): 299600434224

約数和(自身を除く): 94151102337

約数列:

[1, 3, 9, 163, 293, 489, 879, 1467, 2637, 47759, 143277, 429831, 477977, 1433931, 4301793, 77910251, 140047261, 233730753, 420141783, 701192259, 1260425349, 22827703543, 68483110629, 205449331887]

約数ペア:

[(1, 205449331887), (3, 68483110629), (9, 22827703543), (163, 1260425349), (293, 701192259), (489, 420141783), (879, 233730753), (1467, 140047261), (2637, 77910251), (47759, 4301793), (143277, 1433931), (429831, 477977)]