54278721

素因数分解:

$3^3\times 7^3\times {\mathrm{5861}}^1$

素因数の和:5891

約数の個数: 32

約数和(自身を含む): 93792000

約数和(自身を除く): 39513279

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 5861, 9261, 17583, 41027, 52749, 123081, 158247, 287189, 369243, 861567, 1107729, 2010323, 2584701, 6030969, 7754103, 18092907, 54278721]

約数ペア:

[(1, 54278721), (3, 18092907), (7, 7754103), (9, 6030969), (21, 2584701), (27, 2010323), (49, 1107729), (63, 861567), (147, 369243), (189, 287189), (343, 158247), (441, 123081), (1029, 52749), (1323, 41027), (3087, 17583), (5861, 9261)]