138867338

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1\times {\mathrm{2269}}^1$

素因数の和:2773

約数の個数: 16

約数和(自身を含む): 211818240

約数和(自身を除く): 72950902

約数列:

[1, 2, 71, 142, 431, 862, 2269, 4538, 30601, 61202, 161099, 322198, 977939, 1955878, 69433669, 138867338]

約数ペア:

[(1, 138867338), (2, 69433669), (71, 1955878), (142, 977939), (431, 322198), (862, 161099), (2269, 61202), (4538, 30601)]