199943945

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{16249}}^1$

素因数の和:16384

約数の個数: 16

約数和(自身を含む): 252720000

約数和(自身を除く): 52776055

約数列:

[1, 5, 23, 107, 115, 535, 2461, 12305, 16249, 81245, 373727, 1738643, 1868635, 8693215, 39988789, 199943945]

約数ペア:

[(1, 199943945), (5, 39988789), (23, 8693215), (107, 1868635), (115, 1738643), (535, 373727), (2461, 81245), (12305, 16249)]