28676949

素因数分解:

$3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{5039}}^1$

素因数の和:5320

約数の個数: 16

約数和(自身を含む): 43868160

約数和(自身を除く): 15191211

約数列:

[1, 3, 7, 21, 271, 813, 1897, 5039, 5691, 15117, 35273, 105819, 1365569, 4096707, 9558983, 28676949]

約数ペア:

[(1, 28676949), (3, 9558983), (7, 4096707), (21, 1365569), (271, 105819), (813, 35273), (1897, 15117), (5039, 5691)]