51372909

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{22039}}^1$

素因数の和:22089

約数の個数: 24

約数和(自身を含む): 87102080

約数和(自身を除く): 35729171

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 22039, 66117, 154273, 198351, 462819, 815443, 1388457, 2446329, 5708101, 7338987, 17124303, 51372909]

約数ペア:

[(1, 51372909), (3, 17124303), (7, 7338987), (9, 5708101), (21, 2446329), (37, 1388457), (63, 815443), (111, 462819), (259, 198351), (333, 154273), (777, 66117), (2331, 22039)]