217388644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{4940651}}^1$

素因数の和:4940666

約数の個数: 12

約数和(自身を含む): 415014768

約数和(自身を除く): 197626124

約数列:

[1, 2, 4, 11, 22, 44, 4940651, 9881302, 19762604, 54347161, 108694322, 217388644]

約数ペア:

[(1, 217388644), (2, 108694322), (4, 54347161), (11, 19762604), (22, 9881302), (44, 4940651)]