28403474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{4909}}^1$

素因数の和:5185

約数の個数: 16

約数和(自身を含む): 46664640

約数和(自身を除く): 18261166

約数列:

[1, 2, 11, 22, 263, 526, 2893, 4909, 5786, 9818, 53999, 107998, 1291067, 2582134, 14201737, 28403474]

約数ペア:

[(1, 28403474), (2, 14201737), (11, 2582134), (22, 1291067), (263, 107998), (526, 53999), (2893, 9818), (4909, 5786)]