2630439

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1027

約数の個数: 24

約数和(自身を含む): 4447872

約数和(自身を除く): 1817433

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 971, 2709, 2913, 6797, 8739, 20391, 41753, 61173, 125259, 292271, 375777, 876813, 2630439]

約数ペア:

[(1, 2630439), (3, 876813), (7, 375777), (9, 292271), (21, 125259), (43, 61173), (63, 41753), (129, 20391), (301, 8739), (387, 6797), (903, 2913), (971, 2709)]