254353428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{23473}}^1$

素因数の和:23533

約数の個数: 72

約数和(自身を含む): 751919168

約数和(自身を除く): 497565740

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 3612, 5418, 10836, 23473, 46946, 70419, 93892, 140838, 164311, 211257, 281676, 328622, 422514, 492933, 657244, 845028, 985866, 1009339, 1478799, 1971732, 2018678, 2957598, 3028017, 4037356, 5915196, 6056034, 7065373, 9084051, 12112068, 14130746, 18168102, 21196119, 28261492, 36336204, 42392238, 63588357, 84784476, 127176714, 254353428]

約数ペア:

[(1, 254353428), (2, 127176714), (3, 84784476), (4, 63588357), (6, 42392238), (7, 36336204), (9, 28261492), (12, 21196119), (14, 18168102), (18, 14130746), (21, 12112068), (28, 9084051), (36, 7065373), (42, 6056034), (43, 5915196), (63, 4037356), (84, 3028017), (86, 2957598), (126, 2018678), (129, 1971732), (172, 1478799), (252, 1009339), (258, 985866), (301, 845028), (387, 657244), (516, 492933), (602, 422514), (774, 328622), (903, 281676), (1204, 211257), (1548, 164311), (1806, 140838), (2709, 93892), (3612, 70419), (5418, 46946), (10836, 23473)]