28270726

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{55871}}^1$

素因数の和:55907

約数の個数: 16

約数和(自身を含む): 48273408

約数和(自身を除く): 20002682

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 55871, 111742, 614581, 1229162, 1285033, 2570066, 14135363, 28270726]

約数ペア:

[(1, 28270726), (2, 14135363), (11, 2570066), (22, 1285033), (23, 1229162), (46, 614581), (253, 111742), (506, 55871)]