133321456

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{85903}}^1$

素因数の和:86008

約数の個数: 20

約数和(自身を含む): 260976352

約数和(自身を除く): 127654896

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 85903, 171806, 343612, 687224, 1374448, 8332591, 16665182, 33330364, 66660728, 133321456]

約数ペア:

[(1, 133321456), (2, 66660728), (4, 33330364), (8, 16665182), (16, 8332591), (97, 1374448), (194, 687224), (388, 343612), (776, 171806), (1552, 85903)]