249780377

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1201}}^1$

素因数の和:1329

約数の個数: 32

約数和(自身を含む): 324482304

約数和(自身を除く): 74701927

約数列:

[1, 7, 11, 37, 73, 77, 259, 407, 511, 803, 1201, 2701, 2849, 5621, 8407, 13211, 18907, 29711, 44437, 87673, 92477, 207977, 311059, 488807, 613711, 964403, 3243901, 3421649, 6750821, 22707307, 35682911, 249780377]

約数ペア:

[(1, 249780377), (7, 35682911), (11, 22707307), (37, 6750821), (73, 3421649), (77, 3243901), (259, 964403), (407, 613711), (511, 488807), (803, 311059), (1201, 207977), (2701, 92477), (2849, 87673), (5621, 44437), (8407, 29711), (13211, 18907)]