140686938

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{22787}}^1$

素因数の和:22816

約数の個数: 48

約数和(自身を含む): 355492800

約数和(自身を除く): 214805862

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 343, 441, 686, 882, 1029, 2058, 3087, 6174, 22787, 45574, 68361, 136722, 159509, 205083, 319018, 410166, 478527, 957054, 1116563, 1435581, 2233126, 2871162, 3349689, 6699378, 7815941, 10049067, 15631882, 20098134, 23447823, 46895646, 70343469, 140686938]

約数ペア:

[(1, 140686938), (2, 70343469), (3, 46895646), (6, 23447823), (7, 20098134), (9, 15631882), (14, 10049067), (18, 7815941), (21, 6699378), (42, 3349689), (49, 2871162), (63, 2233126), (98, 1435581), (126, 1116563), (147, 957054), (294, 478527), (343, 410166), (441, 319018), (686, 205083), (882, 159509), (1029, 136722), (2058, 68361), (3087, 45574), (6174, 22787)]