120870897

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 195875712

約数和(自身を除く): 75004815

約数列:

[1, 3, 7, 21, 37, 49, 71, 111, 147, 213, 259, 313, 497, 777, 939, 1491, 1813, 2191, 2627, 3479, 5439, 6573, 7881, 10437, 11581, 15337, 18389, 22223, 34743, 46011, 55167, 66669, 81067, 128723, 155561, 243201, 386169, 466683, 567469, 822251, 1088927, 1702407, 2466753, 3266781, 5755757, 17267271, 40290299, 120870897]

約数ペア:

[(1, 120870897), (3, 40290299), (7, 17267271), (21, 5755757), (37, 3266781), (49, 2466753), (71, 1702407), (111, 1088927), (147, 822251), (213, 567469), (259, 466683), (313, 386169), (497, 243201), (777, 155561), (939, 128723), (1491, 81067), (1813, 66669), (2191, 55167), (2627, 46011), (3479, 34743), (5439, 22223), (6573, 18389), (7881, 15337), (10437, 11581)]