139662866

素因数分解:

$2^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{24391}}^1$

素因数の和:24809

約数の個数: 16

約数和(自身を含む): 240017280

約数和(自身を除く): 100354414

約数列:

[1, 2, 7, 14, 409, 818, 2863, 5726, 24391, 48782, 170737, 341474, 9975919, 19951838, 69831433, 139662866]

約数ペア:

[(1, 139662866), (2, 69831433), (7, 19951838), (14, 9975919), (409, 341474), (818, 170737), (2863, 48782), (5726, 24391)]