28620254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{35509}}^1$

素因数の和:35555

約数の個数: 16

約数和(自身を含む): 47725440

約数和(自身を除く): 19105186

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 35509, 71018, 461617, 923234, 1100779, 2201558, 14310127, 28620254]

約数ペア:

[(1, 28620254), (2, 14310127), (13, 2201558), (26, 1100779), (31, 923234), (62, 461617), (403, 71018), (806, 35509)]