287570073

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{5419}}^1$

素因数の和:5474

約数の個数: 36

約数和(自身を含む): 470824560

約数和(自身を除く): 183254487

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 361, 399, 931, 1083, 2527, 2793, 5419, 7581, 16257, 17689, 37933, 53067, 102961, 113799, 265531, 308883, 720727, 796593, 1956259, 2162181, 5045089, 5868777, 13693813, 15135267, 41081439, 95856691, 287570073]

約数ペア:

[(1, 287570073), (3, 95856691), (7, 41081439), (19, 15135267), (21, 13693813), (49, 5868777), (57, 5045089), (133, 2162181), (147, 1956259), (361, 796593), (399, 720727), (931, 308883), (1083, 265531), (2527, 113799), (2793, 102961), (5419, 53067), (7581, 37933), (16257, 17689)]