138249244

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{259867}}^1$

素因数の和:259897

約数の個数: 24

約数和(自身を含む): 291052160

約数和(自身を除く): 152802916

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 259867, 519734, 1039468, 1819069, 3638138, 4937473, 7276276, 9874946, 19749892, 34562311, 69124622, 138249244]

約数ペア:

[(1, 138249244), (2, 69124622), (4, 34562311), (7, 19749892), (14, 9874946), (19, 7276276), (28, 4937473), (38, 3638138), (76, 1819069), (133, 1039468), (266, 519734), (532, 259867)]