1280492073

素因数分解:

$3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 2138572800

約数和(自身を除く): 858080727

約数列:

[1, 3, 7, 9, 21, 63, 179, 271, 419, 537, 813, 1253, 1257, 1611, 1897, 2439, 2933, 3759, 3771, 5691, 8799, 11277, 17073, 26397, 48509, 75001, 113549, 145527, 225003, 339563, 340647, 436581, 525007, 675009, 794843, 1018689, 1021941, 1575021, 2384529, 3056067, 4725063, 7153587, 20325271, 60975813, 142276897, 182927439, 426830691, 1280492073]

約数ペア:

[(1, 1280492073), (3, 426830691), (7, 182927439), (9, 142276897), (21, 60975813), (63, 20325271), (179, 7153587), (271, 4725063), (419, 3056067), (537, 2384529), (813, 1575021), (1253, 1021941), (1257, 1018689), (1611, 794843), (1897, 675009), (2439, 525007), (2933, 436581), (3759, 340647), (3771, 339563), (5691, 225003), (8799, 145527), (11277, 113549), (17073, 75001), (26397, 48509)]