2160873

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 3878784

約数和(自身を除く): 1717911

約数列:

[1, 3, 9, 11, 13, 23, 33, 39, 69, 73, 99, 117, 143, 207, 219, 253, 299, 429, 657, 759, 803, 897, 949, 1287, 1679, 2277, 2409, 2691, 2847, 3289, 5037, 7227, 8541, 9867, 10439, 15111, 18469, 21827, 29601, 31317, 55407, 65481, 93951, 166221, 196443, 240097, 720291, 2160873]

約数ペア:

[(1, 2160873), (3, 720291), (9, 240097), (11, 196443), (13, 166221), (23, 93951), (33, 65481), (39, 55407), (69, 31317), (73, 29601), (99, 21827), (117, 18469), (143, 15111), (207, 10439), (219, 9867), (253, 8541), (299, 7227), (429, 5037), (657, 3289), (759, 2847), (803, 2691), (897, 2409), (949, 2277), (1287, 1679)]