131206728

素因数分解:

$2^3\times 3^1\times {\mathrm{197}}^1\times {\mathrm{27751}}^1$

素因数の和:27957

約数の個数: 32

約数和(自身を含む): 329693760

約数和(自身を除く): 198487032

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 197, 394, 591, 788, 1182, 1576, 2364, 4728, 27751, 55502, 83253, 111004, 166506, 222008, 333012, 666024, 5466947, 10933894, 16400841, 21867788, 32801682, 43735576, 65603364, 131206728]

約数ペア:

[(1, 131206728), (2, 65603364), (3, 43735576), (4, 32801682), (6, 21867788), (8, 16400841), (12, 10933894), (24, 5466947), (197, 666024), (394, 333012), (591, 222008), (788, 166506), (1182, 111004), (1576, 83253), (2364, 55502), (4728, 27751)]