27197025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 48371904

約数和(自身を除く): 21174879

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 83, 85, 249, 255, 257, 415, 425, 771, 1245, 1275, 1285, 1411, 2075, 3855, 4233, 4369, 6225, 6425, 7055, 13107, 19275, 21165, 21331, 21845, 35275, 63993, 65535, 105825, 106655, 109225, 319965, 327675, 362627, 533275, 1087881, 1599825, 1813135, 5439405, 9065675, 27197025]

約数ペア:

[(1, 27197025), (3, 9065675), (5, 5439405), (15, 1813135), (17, 1599825), (25, 1087881), (51, 533275), (75, 362627), (83, 327675), (85, 319965), (249, 109225), (255, 106655), (257, 105825), (415, 65535), (425, 63993), (771, 35275), (1245, 21845), (1275, 21331), (1285, 21165), (1411, 19275), (2075, 13107), (3855, 7055), (4233, 6425), (4369, 6225)]