51072879

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 87091200

約数和(自身を除く): 36018321

約数列:

[1, 3, 11, 13, 17, 33, 39, 47, 51, 141, 143, 149, 187, 221, 429, 447, 517, 561, 611, 663, 799, 1551, 1639, 1833, 1937, 2397, 2431, 2533, 4917, 5811, 6721, 7003, 7293, 7599, 8789, 10387, 20163, 21009, 21307, 26367, 27863, 31161, 32929, 63921, 77033, 83589, 91039, 98787, 114257, 119051, 231099, 273117, 342771, 357153, 362219, 1001429, 1086657, 1309561, 1547663, 3004287, 3928683, 4642989, 17024293, 51072879]

約数ペア:

[(1, 51072879), (3, 17024293), (11, 4642989), (13, 3928683), (17, 3004287), (33, 1547663), (39, 1309561), (47, 1086657), (51, 1001429), (141, 362219), (143, 357153), (149, 342771), (187, 273117), (221, 231099), (429, 119051), (447, 114257), (517, 98787), (561, 91039), (611, 83589), (663, 77033), (799, 63921), (1551, 32929), (1639, 31161), (1833, 27863), (1937, 26367), (2397, 21307), (2431, 21009), (2533, 20163), (4917, 10387), (5811, 8789), (6721, 7599), (7003, 7293)]