207781444

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{379}}^1\times {\mathrm{811}}^1$

素因数の和:1220

約数の個数: 36

約数和(自身を含む): 395265360

約数和(自身を除く): 187483916

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 379, 676, 758, 811, 1516, 1622, 3244, 4927, 9854, 10543, 19708, 21086, 42172, 64051, 128102, 137059, 256204, 274118, 307369, 548236, 614738, 1229476, 3995797, 7991594, 15983188, 51945361, 103890722, 207781444]

約数ペア:

[(1, 207781444), (2, 103890722), (4, 51945361), (13, 15983188), (26, 7991594), (52, 3995797), (169, 1229476), (338, 614738), (379, 548236), (676, 307369), (758, 274118), (811, 256204), (1516, 137059), (1622, 128102), (3244, 64051), (4927, 42172), (9854, 21086), (10543, 19708)]