205979508

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{817379}}^1$

素因数の和:817396

約数の個数: 36

約数和(自身を含む): 595052640

約数和(自身を除く): 389073132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 817379, 1634758, 2452137, 3269516, 4904274, 5721653, 7356411, 9808548, 11443306, 14712822, 17164959, 22886612, 29425644, 34329918, 51494877, 68659836, 102989754, 205979508]

約数ペア:

[(1, 205979508), (2, 102989754), (3, 68659836), (4, 51494877), (6, 34329918), (7, 29425644), (9, 22886612), (12, 17164959), (14, 14712822), (18, 11443306), (21, 9808548), (28, 7356411), (36, 5721653), (42, 4904274), (63, 3269516), (84, 2452137), (126, 1634758), (252, 817379)]