27986578

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{2887}}^1$

素因数の和:3057

約数の個数: 16

約数和(自身を含む): 43458624

約数和(自身を除く): 15472046

約数列:

[1, 2, 37, 74, 131, 262, 2887, 4847, 5774, 9694, 106819, 213638, 378197, 756394, 13993289, 27986578]

約数ペア:

[(1, 27986578), (2, 13993289), (37, 756394), (74, 378197), (131, 213638), (262, 106819), (2887, 9694), (4847, 5774)]