388367045

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{641929}}^1$

素因数の和:641956

約数の個数: 12

約数和(自身を含む): 512260140

約数和(自身を除く): 123893095

約数列:

[1, 5, 11, 55, 121, 605, 641929, 3209645, 7061219, 35306095, 77673409, 388367045]

約数ペア:

[(1, 388367045), (5, 77673409), (11, 35306095), (55, 7061219), (121, 3209645), (605, 641929)]