207871774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{154897}}^1$

素因数の和:154971

約数の個数: 16

約数和(自身を含む): 345732336

約数和(自身を除く): 137860562

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 154897, 309794, 1703867, 3407734, 9448717, 18897434, 103935887, 207871774]

約数ペア:

[(1, 207871774), (2, 103935887), (11, 18897434), (22, 9448717), (61, 3407734), (122, 1703867), (671, 309794), (1342, 154897)]