81465241

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 111476736

約数和(自身を除く): 30011495

約数列:

[1, 11, 13, 17, 23, 31, 47, 143, 187, 221, 253, 299, 341, 391, 403, 517, 527, 611, 713, 799, 1081, 1457, 2431, 3289, 4301, 4433, 5083, 5797, 6721, 6851, 7843, 8789, 9269, 10387, 11891, 12121, 14053, 16027, 18377, 18941, 24769, 33511, 55913, 75361, 101959, 114257, 133331, 154583, 157573, 202147, 208351, 238901, 272459, 321997, 368621, 435643, 569687, 1733303, 2627911, 3541967, 4792073, 6266557, 7405931, 81465241]

約数ペア:

[(1, 81465241), (11, 7405931), (13, 6266557), (17, 4792073), (23, 3541967), (31, 2627911), (47, 1733303), (143, 569687), (187, 435643), (221, 368621), (253, 321997), (299, 272459), (341, 238901), (391, 208351), (403, 202147), (517, 157573), (527, 154583), (611, 133331), (713, 114257), (799, 101959), (1081, 75361), (1457, 55913), (2431, 33511), (3289, 24769), (4301, 18941), (4433, 18377), (5083, 16027), (5797, 14053), (6721, 12121), (6851, 11891), (7843, 10387), (8789, 9269)]