2580138

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 6211296

約数和(自身を除く): 3631158

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 83, 99, 157, 166, 198, 249, 314, 471, 498, 747, 913, 942, 1413, 1494, 1727, 1826, 2739, 2826, 3454, 5181, 5478, 8217, 10362, 13031, 15543, 16434, 26062, 31086, 39093, 78186, 117279, 143341, 234558, 286682, 430023, 860046, 1290069, 2580138]

約数ペア:

[(1, 2580138), (2, 1290069), (3, 860046), (6, 430023), (9, 286682), (11, 234558), (18, 143341), (22, 117279), (33, 78186), (66, 39093), (83, 31086), (99, 26062), (157, 16434), (166, 15543), (198, 13031), (249, 10362), (314, 8217), (471, 5478), (498, 5181), (747, 3454), (913, 2826), (942, 2739), (1413, 1826), (1494, 1727)]