2019015765

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{80263}}^1$

素因数の和:80330

約数の個数: 48

約数和(自身を含む): 3856524672

約数和(自身を除く): 1837508907

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 195, 215, 387, 559, 585, 645, 1677, 1935, 2795, 5031, 8385, 25155, 80263, 240789, 401315, 722367, 1043419, 1203945, 3130257, 3451309, 3611835, 5217095, 9390771, 10353927, 15651285, 17256545, 31061781, 44867017, 46953855, 51769635, 134601051, 155308905, 224335085, 403803153, 673005255, 2019015765]

約数ペア:

[(1, 2019015765), (3, 673005255), (5, 403803153), (9, 224335085), (13, 155308905), (15, 134601051), (39, 51769635), (43, 46953855), (45, 44867017), (65, 31061781), (117, 17256545), (129, 15651285), (195, 10353927), (215, 9390771), (387, 5217095), (559, 3611835), (585, 3451309), (645, 3130257), (1677, 1203945), (1935, 1043419), (2795, 722367), (5031, 401315), (8385, 240789), (25155, 80263)]