206857255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{4649}}^1$

素因数の和:5474

約数の個数: 16

約数和(自身を含む): 271188000

約数和(自身を除く): 64330745

約数列:

[1, 5, 11, 55, 809, 4045, 4649, 8899, 23245, 44495, 51139, 255695, 3761041, 18805205, 41371451, 206857255]

約数ペア:

[(1, 206857255), (5, 41371451), (11, 18805205), (55, 3761041), (809, 255695), (4045, 51139), (4649, 44495), (8899, 23245)]