217291412

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{2531}}^1$

素因数の和:2688

約数の個数: 36

約数和(自身を含む): 415166976

約数和(自身を除く): 197875564

約数列:

[1, 2, 4, 13, 26, 52, 127, 169, 254, 338, 508, 676, 1651, 2531, 3302, 5062, 6604, 10124, 21463, 32903, 42926, 65806, 85852, 131612, 321437, 427739, 642874, 855478, 1285748, 1710956, 4178681, 8357362, 16714724, 54322853, 108645706, 217291412]

約数ペア:

[(1, 217291412), (2, 108645706), (4, 54322853), (13, 16714724), (26, 8357362), (52, 4178681), (127, 1710956), (169, 1285748), (254, 855478), (338, 642874), (508, 427739), (676, 321437), (1651, 131612), (2531, 85852), (3302, 65806), (5062, 42926), (6604, 32903), (10124, 21463)]