278083568

素因数分解:

$2^4\times 7^1\times {\mathrm{2482889}}^1$

素因数の和:2482904

約数の個数: 20

約数和(自身を含む): 615756720

約数和(自身を除く): 337673152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2482889, 4965778, 9931556, 17380223, 19863112, 34760446, 39726224, 69520892, 139041784, 278083568]

約数ペア:

[(1, 278083568), (2, 139041784), (4, 69520892), (7, 39726224), (8, 34760446), (14, 19863112), (16, 17380223), (28, 9931556), (56, 4965778), (112, 2482889)]