209893404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2498731}}^1$

素因数の和:2498745

約数の個数: 24

約数和(自身を含む): 559715968

約数和(自身を除く): 349822564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2498731, 4997462, 7496193, 9994924, 14992386, 17491117, 29984772, 34982234, 52473351, 69964468, 104946702, 209893404]

約数ペア:

[(1, 209893404), (2, 104946702), (3, 69964468), (4, 52473351), (6, 34982234), (7, 29984772), (12, 17491117), (14, 14992386), (21, 9994924), (28, 7496193), (42, 4997462), (84, 2498731)]