2811039

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 4798464

約数和(自身を除く): 1987425

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 129, 231, 283, 301, 473, 849, 903, 1419, 1981, 3113, 3311, 5943, 9339, 9933, 12169, 21791, 36507, 65373, 85183, 133859, 255549, 401577, 937013, 2811039]

約数ペア:

[(1, 2811039), (3, 937013), (7, 401577), (11, 255549), (21, 133859), (33, 85183), (43, 65373), (77, 36507), (129, 21791), (231, 12169), (283, 9933), (301, 9339), (473, 5943), (849, 3311), (903, 3113), (1419, 1981)]