718142139

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:538

約数の個数: 96

約数和(自身を含む): 1296249920

約数和(自身を除く): 578107781

約数列:

[1, 3, 9, 11, 13, 27, 33, 37, 39, 99, 111, 117, 121, 143, 297, 333, 351, 363, 407, 429, 457, 481, 999, 1089, 1221, 1287, 1371, 1443, 1573, 3267, 3663, 3861, 4113, 4329, 4477, 4719, 5027, 5291, 5941, 10989, 12339, 12987, 13431, 14157, 15081, 15873, 16909, 17823, 40293, 42471, 45243, 47619, 50727, 53469, 55297, 58201, 65351, 120879, 135729, 142857, 152181, 160407, 165891, 174603, 185999, 196053, 219817, 456543, 497673, 523809, 557997, 588159, 659451, 718861, 1493019, 1571427, 1673991, 1764477, 1978353, 2045989, 2156583, 2417987, 5021973, 5935059, 6137967, 6469749, 7253961, 18413901, 19409247, 21761883, 26597857, 55241703, 65285649, 79793571, 239380713, 718142139]

約数ペア:

[(1, 718142139), (3, 239380713), (9, 79793571), (11, 65285649), (13, 55241703), (27, 26597857), (33, 21761883), (37, 19409247), (39, 18413901), (99, 7253961), (111, 6469749), (117, 6137967), (121, 5935059), (143, 5021973), (297, 2417987), (333, 2156583), (351, 2045989), (363, 1978353), (407, 1764477), (429, 1673991), (457, 1571427), (481, 1493019), (999, 718861), (1089, 659451), (1221, 588159), (1287, 557997), (1371, 523809), (1443, 497673), (1573, 456543), (3267, 219817), (3663, 196053), (3861, 185999), (4113, 174603), (4329, 165891), (4477, 160407), (4719, 152181), (5027, 142857), (5291, 135729), (5941, 120879), (10989, 65351), (12339, 58201), (12987, 55297), (13431, 53469), (14157, 50727), (15081, 47619), (15873, 45243), (16909, 42471), (17823, 40293)]