391328

素因数分解:

$2^5\times 7^1\times {\mathrm{1747}}^1$

素因数の和:1764

約数の個数: 24

約数和(自身を含む): 880992

約数和(自身を除く): 489664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 1747, 3494, 6988, 12229, 13976, 24458, 27952, 48916, 55904, 97832, 195664, 391328]

約数ペア:

[(1, 391328), (2, 195664), (4, 97832), (7, 55904), (8, 48916), (14, 27952), (16, 24458), (28, 13976), (32, 12229), (56, 6988), (112, 3494), (224, 1747)]