138849214

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{90989}}^1$

素因数の和:91107

約数の個数: 16

約数和(自身を含む): 240213600

約数和(自身を除く): 101364386

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 90989, 181978, 636923, 1273846, 9917801, 19835602, 69424607, 138849214]

約数ペア:

[(1, 138849214), (2, 69424607), (7, 19835602), (14, 9917801), (109, 1273846), (218, 636923), (763, 181978), (1526, 90989)]