1311328

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{953}}^1$

素因数の和:1006

約数の個数: 24

約数和(自身を含む): 2644488

約数和(自身を除く): 1333160

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 953, 1376, 1906, 3812, 7624, 15248, 30496, 40979, 81958, 163916, 327832, 655664, 1311328]

約数ペア:

[(1, 1311328), (2, 655664), (4, 327832), (8, 163916), (16, 81958), (32, 40979), (43, 30496), (86, 15248), (172, 7624), (344, 3812), (688, 1906), (953, 1376)]