340011

素因数分解:

$3^3\times 7^2\times {\mathrm{257}}^1$

素因数の和:280

約数の個数: 24

約数和(自身を含む): 588240

約数和(自身を除く): 248229

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 257, 441, 771, 1323, 1799, 2313, 5397, 6939, 12593, 16191, 37779, 48573, 113337, 340011]

約数ペア:

[(1, 340011), (3, 113337), (7, 48573), (9, 37779), (21, 16191), (27, 12593), (49, 6939), (63, 5397), (147, 2313), (189, 1799), (257, 1323), (441, 771)]