138587519

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{19739}}^1$

素因数の和:19822

約数の個数: 16

約数和(自身を含む): 170553600

約数和(自身を除く): 31966081

約数列:

[1, 7, 17, 59, 119, 413, 1003, 7021, 19739, 138173, 335563, 1164601, 2348941, 8152207, 19798217, 138587519]

約数ペア:

[(1, 138587519), (7, 19798217), (17, 8152207), (59, 2348941), (119, 1164601), (413, 335563), (1003, 138173), (7021, 19739)]