27371421

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 49840128

約数和(自身を除く): 22468707

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 127, 231, 311, 381, 693, 889, 933, 1143, 1397, 2177, 2667, 2799, 3421, 4191, 6531, 8001, 9779, 10263, 12573, 19593, 23947, 29337, 30789, 39497, 71841, 88011, 118491, 215523, 276479, 355473, 434467, 829437, 1303401, 2488311, 3041269, 3910203, 9123807, 27371421]

約数ペア:

[(1, 27371421), (3, 9123807), (7, 3910203), (9, 3041269), (11, 2488311), (21, 1303401), (33, 829437), (63, 434467), (77, 355473), (99, 276479), (127, 215523), (231, 118491), (311, 88011), (381, 71841), (693, 39497), (889, 30789), (933, 29337), (1143, 23947), (1397, 19593), (2177, 12573), (2667, 10263), (2799, 9779), (3421, 8001), (4191, 6531)]