1280454894

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{7673}}^1$

素因数の和:7881

約数の個数: 48

約数和(自身を含む): 2834836992

約数和(自身を除く): 1554382098

約数列:

[1, 2, 3, 6, 9, 18, 73, 127, 146, 219, 254, 381, 438, 657, 762, 1143, 1314, 2286, 7673, 9271, 15346, 18542, 23019, 27813, 46038, 55626, 69057, 83439, 138114, 166878, 560129, 974471, 1120258, 1680387, 1948942, 2923413, 3360774, 5041161, 5846826, 8770239, 10082322, 17540478, 71136383, 142272766, 213409149, 426818298, 640227447, 1280454894]

約数ペア:

[(1, 1280454894), (2, 640227447), (3, 426818298), (6, 213409149), (9, 142272766), (18, 71136383), (73, 17540478), (127, 10082322), (146, 8770239), (219, 5846826), (254, 5041161), (381, 3360774), (438, 2923413), (657, 1948942), (762, 1680387), (1143, 1120258), (1314, 974471), (2286, 560129), (7673, 166878), (9271, 138114), (15346, 83439), (18542, 69057), (23019, 55626), (27813, 46038)]