138215819

素因数分解:

$7^2\times {\mathrm{59}}^1\times {\mathrm{47809}}^1$

素因数の和:47882

約数の個数: 12

約数和(自身を含む): 163510200

約数和(自身を除く): 25294381

約数列:

[1, 7, 49, 59, 413, 2891, 47809, 334663, 2342641, 2820731, 19745117, 138215819]

約数ペア:

[(1, 138215819), (7, 19745117), (49, 2820731), (59, 2342641), (413, 334663), (2891, 47809)]