2088639

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 3632640

約数和(自身を除く): 1544001

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 257, 301, 387, 771, 903, 1161, 1799, 2313, 2709, 5397, 6939, 8127, 11051, 16191, 33153, 48573, 77357, 99459, 232071, 298377, 696213, 2088639]

約数ペア:

[(1, 2088639), (3, 696213), (7, 298377), (9, 232071), (21, 99459), (27, 77357), (43, 48573), (63, 33153), (129, 16191), (189, 11051), (257, 8127), (301, 6939), (387, 5397), (771, 2709), (903, 2313), (1161, 1799)]