139234408

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{245131}}^1$

素因数の和:245208

約数の個数: 16

約数和(自身を含む): 264742560

約数和(自身を除く): 125508152

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 245131, 490262, 980524, 1961048, 17404301, 34808602, 69617204, 139234408]

約数ペア:

[(1, 139234408), (2, 69617204), (4, 34808602), (8, 17404301), (71, 1961048), (142, 980524), (284, 490262), (568, 245131)]