28128866

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{709}}^1$

素因数の和:1033

約数の個数: 16

約数和(自身を含む): 42940800

約数和(自身を除く): 14811934

約数列:

[1, 2, 83, 166, 239, 478, 709, 1418, 19837, 39674, 58847, 117694, 169451, 338902, 14064433, 28128866]

約数ペア:

[(1, 28128866), (2, 14064433), (83, 338902), (166, 169451), (239, 117694), (478, 58847), (709, 39674), (1418, 19837)]