28055404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{2557}}^1$

素因数の和:2785

約数の個数: 24

約数和(自身を含む): 53145008

約数和(自身を除く): 25089604

約数列:

[1, 2, 4, 13, 26, 52, 211, 422, 844, 2557, 2743, 5114, 5486, 10228, 10972, 33241, 66482, 132964, 539527, 1079054, 2158108, 7013851, 14027702, 28055404]

約数ペア:

[(1, 28055404), (2, 14027702), (4, 7013851), (13, 2158108), (26, 1079054), (52, 539527), (211, 132964), (422, 66482), (844, 33241), (2557, 10972), (2743, 10228), (5114, 5486)]