207877978

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{25469}}^1$

素因数の和:25542

約数の個数: 32

約数和(自身を含む): 396109440

約数和(自身を除く): 188231462

約数列:

[1, 2, 7, 11, 14, 22, 53, 77, 106, 154, 371, 583, 742, 1166, 4081, 8162, 25469, 50938, 178283, 280159, 356566, 560318, 1349857, 1961113, 2699714, 3922226, 9448999, 14848427, 18897998, 29696854, 103938989, 207877978]

約数ペア:

[(1, 207877978), (2, 103938989), (7, 29696854), (11, 18897998), (14, 14848427), (22, 9448999), (53, 3922226), (77, 2699714), (106, 1961113), (154, 1349857), (371, 560318), (583, 356566), (742, 280159), (1166, 178283), (4081, 50938), (8162, 25469)]