208455785

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{106627}}^1$

素因数の和:106672

約数の個数: 16

約数和(自身を含む): 276379776

約数和(自身を除く): 67923991

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 106627, 533135, 1812659, 2452421, 9063295, 12262105, 41691157, 208455785]

約数ペア:

[(1, 208455785), (5, 41691157), (17, 12262105), (23, 9063295), (85, 2452421), (115, 1812659), (391, 533135), (1955, 106627)]