27559431

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 44478720

約数和(自身を除く): 16919289

約数列:

[1, 3, 9, 17, 43, 51, 59, 71, 129, 153, 177, 213, 387, 531, 639, 731, 1003, 1207, 2193, 2537, 3009, 3053, 3621, 4189, 6579, 7611, 9027, 9159, 10863, 12567, 22833, 27477, 37701, 43129, 51901, 71213, 129387, 155703, 180127, 213639, 388161, 467109, 540381, 640917, 1621143, 3062159, 9186477, 27559431]

約数ペア:

[(1, 27559431), (3, 9186477), (9, 3062159), (17, 1621143), (43, 640917), (51, 540381), (59, 467109), (71, 388161), (129, 213639), (153, 180127), (177, 155703), (213, 129387), (387, 71213), (531, 51901), (639, 43129), (731, 37701), (1003, 27477), (1207, 22833), (2193, 12567), (2537, 10863), (3009, 9159), (3053, 9027), (3621, 7611), (4189, 6579)]