243517232

素因数分解:

$2^4\times 7^1\times {\mathrm{2174261}}^1$

素因数の和:2174276

約数の個数: 20

約数和(自身を含む): 539216976

約数和(自身を除く): 295699744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2174261, 4348522, 8697044, 15219827, 17394088, 30439654, 34788176, 60879308, 121758616, 243517232]

約数ペア:

[(1, 243517232), (2, 121758616), (4, 60879308), (7, 34788176), (8, 30439654), (14, 17394088), (16, 15219827), (28, 8697044), (56, 4348522), (112, 2174261)]