51761073

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 94832640

約数和(自身を除く): 43071567

約数列:

[1, 3, 7, 13, 17, 19, 21, 39, 51, 57, 91, 119, 133, 221, 247, 273, 323, 357, 399, 587, 663, 741, 969, 1547, 1729, 1761, 2261, 4109, 4199, 4641, 5187, 6783, 7631, 9979, 11153, 12327, 12597, 22893, 29393, 29937, 33459, 53417, 69853, 78071, 88179, 129727, 144989, 160251, 189601, 209559, 234213, 389181, 434967, 568803, 908089, 1014923, 1327207, 2464813, 2724267, 3044769, 3981621, 7394439, 17253691, 51761073]

約数ペア:

[(1, 51761073), (3, 17253691), (7, 7394439), (13, 3981621), (17, 3044769), (19, 2724267), (21, 2464813), (39, 1327207), (51, 1014923), (57, 908089), (91, 568803), (119, 434967), (133, 389181), (221, 234213), (247, 209559), (273, 189601), (323, 160251), (357, 144989), (399, 129727), (587, 88179), (663, 78071), (741, 69853), (969, 53417), (1547, 33459), (1729, 29937), (1761, 29393), (2261, 22893), (4109, 12597), (4199, 12327), (4641, 11153), (5187, 9979), (6783, 7631)]