216480368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1040771}}^1$

素因数の和:1040792

約数の個数: 20

約数和(自身を含む): 451695048

約数和(自身を除く): 235214680

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1040771, 2081542, 4163084, 8326168, 13530023, 16652336, 27060046, 54120092, 108240184, 216480368]

約数ペア:

[(1, 216480368), (2, 108240184), (4, 54120092), (8, 27060046), (13, 16652336), (16, 13530023), (26, 8326168), (52, 4163084), (104, 2081542), (208, 1040771)]