208078485

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{338339}}^1$

素因数の和:338388

約数の個数: 16

約数和(自身を含む): 341046720

約数和(自身を除く): 132968235

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 338339, 1015017, 1691695, 5075085, 13871899, 41615697, 69359495, 208078485]

約数ペア:

[(1, 208078485), (3, 69359495), (5, 41615697), (15, 13871899), (41, 5075085), (123, 1691695), (205, 1015017), (615, 338339)]