138531512

素因数分解:

$2^3\times 7^1\times {\mathrm{2473777}}^1$

素因数の和:2473790

約数の個数: 16

約数和(自身を含む): 296853360

約数和(自身を除く): 158321848

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2473777, 4947554, 9895108, 17316439, 19790216, 34632878, 69265756, 138531512]

約数ペア:

[(1, 138531512), (2, 69265756), (4, 34632878), (7, 19790216), (8, 17316439), (14, 9895108), (28, 4947554), (56, 2473777)]