28406782

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{1889}}^1$

素因数の和:2067

約数の個数: 16

約数和(自身を含む): 43636320

約数和(自身を除く): 15229538

約数列:

[1, 2, 73, 103, 146, 206, 1889, 3778, 7519, 15038, 137897, 194567, 275794, 389134, 14203391, 28406782]

約数ペア:

[(1, 28406782), (2, 14203391), (73, 389134), (103, 275794), (146, 194567), (206, 137897), (1889, 15038), (3778, 7519)]