278525436

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3315779}}^1$

素因数の和:3315793

約数の個数: 24

約数和(自身を含む): 742734720

約数和(自身を除く): 464209284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3315779, 6631558, 9947337, 13263116, 19894674, 23210453, 39789348, 46420906, 69631359, 92841812, 139262718, 278525436]

約数ペア:

[(1, 278525436), (2, 139262718), (3, 92841812), (4, 69631359), (6, 46420906), (7, 39789348), (12, 23210453), (14, 19894674), (21, 13263116), (28, 9947337), (42, 6631558), (84, 3315779)]