2488890019

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{41387}}^1$

素因数の和:41487

約数の個数: 24

約数和(自身を含む): 3170651904

約数和(自身を除く): 681761885

約数列:

[1, 7, 11, 71, 77, 121, 497, 781, 847, 5467, 8591, 41387, 60137, 289709, 455257, 2938477, 3186799, 5007827, 20569339, 32323247, 35054789, 226262729, 355555717, 2488890019]

約数ペア:

[(1, 2488890019), (7, 355555717), (11, 226262729), (71, 35054789), (77, 32323247), (121, 20569339), (497, 5007827), (781, 3186799), (847, 2938477), (5467, 455257), (8591, 289709), (41387, 60137)]