55140039

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 87272640

約数和(自身を除く): 32132601

約数列:

[1, 3, 9, 23, 41, 69, 73, 89, 123, 207, 219, 267, 369, 657, 801, 943, 1679, 2047, 2829, 2993, 3649, 5037, 6141, 6497, 8487, 8979, 10947, 15111, 18423, 19491, 26937, 32841, 58473, 68839, 83927, 149431, 206517, 251781, 266377, 448293, 619551, 755343, 799131, 1344879, 2397393, 6126671, 18380013, 55140039]

約数ペア:

[(1, 55140039), (3, 18380013), (9, 6126671), (23, 2397393), (41, 1344879), (69, 799131), (73, 755343), (89, 619551), (123, 448293), (207, 266377), (219, 251781), (267, 206517), (369, 149431), (657, 83927), (801, 68839), (943, 58473), (1679, 32841), (2047, 26937), (2829, 19491), (2993, 18423), (3649, 15111), (5037, 10947), (6141, 8979), (6497, 8487)]