51297057

素因数分解:

$3^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{569}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 89631360

約数和(自身を除く): 38334303

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 243, 371, 477, 567, 569, 1113, 1431, 1701, 1707, 3339, 3983, 4293, 5121, 10017, 11949, 12879, 15363, 30051, 30157, 35847, 46089, 90153, 90471, 107541, 138267, 211099, 271413, 322623, 633297, 814239, 967869, 1899891, 2442717, 5699673, 7328151, 17099019, 51297057]

約数ペア:

[(1, 51297057), (3, 17099019), (7, 7328151), (9, 5699673), (21, 2442717), (27, 1899891), (53, 967869), (63, 814239), (81, 633297), (159, 322623), (189, 271413), (243, 211099), (371, 138267), (477, 107541), (567, 90471), (569, 90153), (1113, 46089), (1431, 35847), (1701, 30157), (1707, 30051), (3339, 15363), (3983, 12879), (4293, 11949), (5121, 10017)]