28087444

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91193}}^1$

素因数の和:91215

約数の個数: 24

約数和(自身を含む): 61282368

約数和(自身を除く): 33194924

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 91193, 182386, 364772, 638351, 1003123, 1276702, 2006246, 2553404, 4012492, 7021861, 14043722, 28087444]

約数ペア:

[(1, 28087444), (2, 14043722), (4, 7021861), (7, 4012492), (11, 2553404), (14, 2006246), (22, 1276702), (28, 1003123), (44, 638351), (77, 364772), (154, 182386), (308, 91193)]