67870817

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 86469120

約数和(自身を除く): 18598303

約数列:

[1, 7, 17, 29, 71, 119, 203, 277, 493, 497, 1207, 1939, 2059, 3451, 4709, 8033, 8449, 14413, 19667, 32963, 35003, 56231, 136561, 137669, 245021, 334339, 570343, 955927, 2340373, 3992401, 9695831, 67870817]

約数ペア:

[(1, 67870817), (7, 9695831), (17, 3992401), (29, 2340373), (71, 955927), (119, 570343), (203, 334339), (277, 245021), (493, 137669), (497, 136561), (1207, 56231), (1939, 35003), (2059, 32963), (3451, 19667), (4709, 14413), (8033, 8449)]