12728258

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2\times {\mathrm{67}}^1$

素因数の和:206

約数の個数: 24

約数和(自身を含む): 20258832

約数和(自身を除く): 7530574

約数列:

[1, 2, 43, 47, 67, 86, 94, 134, 2021, 2209, 2881, 3149, 4042, 4418, 5762, 6298, 94987, 135407, 148003, 189974, 270814, 296006, 6364129, 12728258]

約数ペア:

[(1, 12728258), (2, 6364129), (43, 296006), (47, 270814), (67, 189974), (86, 148003), (94, 135407), (134, 94987), (2021, 6298), (2209, 5762), (2881, 4418), (3149, 4042)]