16528641

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{7537}}^1$

素因数の和:7600

約数の個数: 16

約数和(自身を含む): 23880384

約数和(自身を除く): 7351743

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 7537, 22611, 128129, 324091, 384387, 972273, 5509547, 16528641]

約数ペア:

[(1, 16528641), (3, 5509547), (17, 972273), (43, 384387), (51, 324091), (129, 128129), (731, 22611), (2193, 7537)]