248778868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{13553}}^1$

素因数の和:13923

約数の個数: 24

約数和(自身を含む): 470215368

約数和(自身を除く): 221436500

約数列:

[1, 2, 4, 13, 26, 52, 353, 706, 1412, 4589, 9178, 13553, 18356, 27106, 54212, 176189, 352378, 704756, 4784209, 9568418, 19136836, 62194717, 124389434, 248778868]

約数ペア:

[(1, 248778868), (2, 124389434), (4, 62194717), (13, 19136836), (26, 9568418), (52, 4784209), (353, 704756), (706, 352378), (1412, 176189), (4589, 54212), (9178, 27106), (13553, 18356)]