27199887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 19248753

約数列:

[1, 3, 11, 13, 19, 33, 39, 47, 57, 71, 141, 143, 209, 213, 247, 429, 517, 611, 627, 741, 781, 893, 923, 1349, 1551, 1833, 2343, 2679, 2717, 2769, 3337, 4047, 6721, 8151, 9823, 10011, 10153, 11609, 14839, 17537, 20163, 29469, 30459, 34827, 36707, 43381, 44517, 52611, 63403, 110121, 127699, 130143, 190209, 192907, 383097, 477191, 578721, 697433, 824239, 1431573, 2092299, 2472717, 9066629, 27199887]

約数ペア:

[(1, 27199887), (3, 9066629), (11, 2472717), (13, 2092299), (19, 1431573), (33, 824239), (39, 697433), (47, 578721), (57, 477191), (71, 383097), (141, 192907), (143, 190209), (209, 130143), (213, 127699), (247, 110121), (429, 63403), (517, 52611), (611, 44517), (627, 43381), (741, 36707), (781, 34827), (893, 30459), (923, 29469), (1349, 20163), (1551, 17537), (1833, 14839), (2343, 11609), (2679, 10153), (2717, 10011), (2769, 9823), (3337, 8151), (4047, 6721)]