139031284

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{261337}}^1$

素因数の和:261367

約数の個数: 24

約数和(自身を含む): 292698560

約数和(自身を除く): 153667276

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 261337, 522674, 1045348, 1829359, 3658718, 4965403, 7317436, 9930806, 19861612, 34757821, 69515642, 139031284]

約数ペア:

[(1, 139031284), (2, 69515642), (4, 34757821), (7, 19861612), (14, 9930806), (19, 7317436), (28, 4965403), (38, 3658718), (76, 1829359), (133, 1045348), (266, 522674), (532, 261337)]