289373315

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{68329}}^1$

素因数の和:68363

約数の個数: 24

約数和(自身を含む): 436218720

約数和(自身を除く): 146845405

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 385, 605, 847, 4235, 68329, 341645, 478303, 751619, 2391515, 3758095, 5261333, 8267809, 26306665, 41339045, 57874663, 289373315]

約数ペア:

[(1, 289373315), (5, 57874663), (7, 41339045), (11, 26306665), (35, 8267809), (55, 5261333), (77, 3758095), (121, 2391515), (385, 751619), (605, 478303), (847, 341645), (4235, 68329)]