278316752

素因数分解:

$2^4\times 7^1\times {\mathrm{2484971}}^1$

素因数の和:2484986

約数の個数: 20

約数和(自身を含む): 616273056

約数和(自身を除く): 337956304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2484971, 4969942, 9939884, 17394797, 19879768, 34789594, 39759536, 69579188, 139158376, 278316752]

約数ペア:

[(1, 278316752), (2, 139158376), (4, 69579188), (7, 39759536), (8, 34789594), (14, 19879768), (16, 17394797), (28, 9939884), (56, 4969942), (112, 2484971)]