166400521

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{117101}}^1$

素因数の和:117144

約数の個数: 12

約数和(自身を含む): 200244420

約数和(自身を除く): 33843899

約数列:

[1, 7, 29, 49, 203, 1421, 117101, 819707, 3395929, 5737949, 23771503, 166400521]

約数ペア:

[(1, 166400521), (7, 23771503), (29, 5737949), (49, 3395929), (203, 819707), (1421, 117101)]