28391924

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{58661}}^1$

素因数の和:58687

約数の個数: 18

約数和(自身を含む): 54614322

約数和(自身を除く): 26222398

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 58661, 117322, 234644, 645271, 1290542, 2581084, 7097981, 14195962, 28391924]

約数ペア:

[(1, 28391924), (2, 14195962), (4, 7097981), (11, 2581084), (22, 1290542), (44, 645271), (121, 234644), (242, 117322), (484, 58661)]