28491022

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28663}}^1$

素因数の和:28743

約数の個数: 16

約数和(自身を含む): 49531392

約数和(自身を除く): 21040370

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 28663, 57326, 200641, 401282, 2035073, 4070146, 14245511, 28491022]

約数ペア:

[(1, 28491022), (2, 14245511), (7, 4070146), (14, 2035073), (71, 401282), (142, 200641), (497, 57326), (994, 28663)]