239968305584

素因数分解:

$2^4\times 7^1\times {\mathrm{2142574157}}^1$

素因数の和:2142574172

約数の個数: 20

約数和(自身を含む): 531358391184

約数和(自身を除く): 291390085600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2142574157, 4285148314, 8570296628, 14998019099, 17140593256, 29996038198, 34281186512, 59992076396, 119984152792, 239968305584]

約数ペア:

[(1, 239968305584), (2, 119984152792), (4, 59992076396), (7, 34281186512), (8, 29996038198), (14, 17140593256), (16, 14998019099), (28, 8570296628), (56, 4285148314), (112, 2142574157)]