28057238

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{269}}^1\times {\mathrm{431}}^1$

素因数の和:724

約数の個数: 24

約数和(自身を含む): 46539360

約数和(自身を除く): 18482122

約数列:

[1, 2, 11, 22, 121, 242, 269, 431, 538, 862, 2959, 4741, 5918, 9482, 32549, 52151, 65098, 104302, 115939, 231878, 1275329, 2550658, 14028619, 28057238]

約数ペア:

[(1, 28057238), (2, 14028619), (11, 2550658), (22, 1275329), (121, 231878), (242, 115939), (269, 104302), (431, 65098), (538, 52151), (862, 32549), (2959, 9482), (4741, 5918)]