208077015

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{129643}}^1$

素因数の和:129758

約数の個数: 16

約数和(自身を含む): 336037248

約数和(自身を除く): 127960233

約数列:

[1, 3, 5, 15, 107, 321, 535, 1605, 129643, 388929, 648215, 1944645, 13871801, 41615403, 69359005, 208077015]

約数ペア:

[(1, 208077015), (3, 69359005), (5, 41615403), (15, 13871801), (107, 1944645), (321, 648215), (535, 388929), (1605, 129643)]