81884312

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{39827}}^1$

素因数の和:40090

約数の個数: 16

約数和(自身を含む): 154134360

約数和(自身を除く): 72250048

約数列:

[1, 2, 4, 8, 257, 514, 1028, 2056, 39827, 79654, 159308, 318616, 10235539, 20471078, 40942156, 81884312]

約数ペア:

[(1, 81884312), (2, 40942156), (4, 20471078), (8, 10235539), (257, 318616), (514, 159308), (1028, 79654), (2056, 39827)]