28717402

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{55439}}^1$

素因数の和:55485

約数の個数: 16

約数和(自身を含む): 50561280

約数和(自身を除く): 21843878

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 55439, 110878, 388073, 776146, 2051243, 4102486, 14358701, 28717402]

約数ペア:

[(1, 28717402), (2, 14358701), (7, 4102486), (14, 2051243), (37, 776146), (74, 388073), (259, 110878), (518, 55439)]