138819710

素因数分解:

$2^1\times 5^1\times {\mathrm{673}}^1\times {\mathrm{20627}}^1$

素因数の和:21307

約数の個数: 16

約数和(自身を含む): 250258896

約数和(自身を除く): 111439186

約数列:

[1, 2, 5, 10, 673, 1346, 3365, 6730, 20627, 41254, 103135, 206270, 13881971, 27763942, 69409855, 138819710]

約数ペア:

[(1, 138819710), (2, 69409855), (5, 27763942), (10, 13881971), (673, 206270), (1346, 103135), (3365, 41254), (6730, 20627)]