51722139

素因数分解:

$3^1\times 7^1\times {\mathrm{829}}^1\times {\mathrm{2971}}^1$

素因数の和:3810

約数の個数: 16

約数和(自身を含む): 78936320

約数和(自身を除く): 27214181

約数列:

[1, 3, 7, 21, 829, 2487, 2971, 5803, 8913, 17409, 20797, 62391, 2462959, 7388877, 17240713, 51722139]

約数ペア:

[(1, 51722139), (3, 17240713), (7, 7388877), (21, 2462959), (829, 62391), (2487, 20797), (2971, 17409), (5803, 8913)]