2257281

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:190

約数の個数: 32

約数和(自身を含む): 3696000

約数和(自身を除く): 1438719

約数列:

[1, 3, 9, 13, 27, 39, 59, 109, 117, 177, 327, 351, 531, 767, 981, 1417, 1593, 2301, 2943, 4251, 6431, 6903, 12753, 19293, 20709, 38259, 57879, 83603, 173637, 250809, 752427, 2257281]

約数ペア:

[(1, 2257281), (3, 752427), (9, 250809), (13, 173637), (27, 83603), (39, 57879), (59, 38259), (109, 20709), (117, 19293), (177, 12753), (327, 6903), (351, 6431), (531, 4251), (767, 2943), (981, 2301), (1417, 1593)]