208547739

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{19009}}^1$

素因数の和:19091

約数の個数: 24

約数和(自身を含む): 320280480

約数和(自身を除く): 111732741

約数列:

[1, 3, 9, 23, 53, 69, 159, 207, 477, 1219, 3657, 10971, 19009, 57027, 171081, 437207, 1007477, 1311621, 3022431, 3934863, 9067293, 23171971, 69515913, 208547739]

約数ペア:

[(1, 208547739), (3, 69515913), (9, 23171971), (23, 9067293), (53, 3934863), (69, 3022431), (159, 1311621), (207, 1007477), (477, 437207), (1219, 171081), (3657, 57027), (10971, 19009)]