8157422

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 16183440

約数和(自身を除く): 8026018

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 182, 247, 266, 337, 494, 637, 674, 931, 1274, 1729, 1862, 2359, 3458, 4381, 4718, 6403, 8762, 12103, 12806, 16513, 24206, 30667, 33026, 44821, 61334, 83239, 89642, 166478, 214669, 313747, 429338, 582673, 627494, 1165346, 4078711, 8157422]

約数ペア:

[(1, 8157422), (2, 4078711), (7, 1165346), (13, 627494), (14, 582673), (19, 429338), (26, 313747), (38, 214669), (49, 166478), (91, 89642), (98, 83239), (133, 61334), (182, 44821), (247, 33026), (266, 30667), (337, 24206), (494, 16513), (637, 12806), (674, 12103), (931, 8762), (1274, 6403), (1729, 4718), (1862, 4381), (2359, 3458)]