251305404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2991731}}^1$

素因数の和:2991745

約数の個数: 24

約数和(自身を含む): 670147968

約数和(自身を除く): 418842564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2991731, 5983462, 8975193, 11966924, 17950386, 20942117, 35900772, 41884234, 62826351, 83768468, 125652702, 251305404]

約数ペア:

[(1, 251305404), (2, 125652702), (3, 83768468), (4, 62826351), (6, 41884234), (7, 35900772), (12, 20942117), (14, 17950386), (21, 11966924), (28, 8975193), (42, 5983462), (84, 2991731)]