205714718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{67271}}^1$

素因数の和:67423

約数の個数: 16

約数和(自身を含む): 339050880

約数和(自身を除く): 133336162

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 67271, 134542, 739981, 1479962, 9350669, 18701338, 102857359, 205714718]

約数ペア:

[(1, 205714718), (2, 102857359), (11, 18701338), (22, 9350669), (139, 1479962), (278, 739981), (1529, 134542), (3058, 67271)]