51218739

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2341}}^1$

素因数の和:2388

約数の個数: 48

約数和(自身を含む): 92068704

約数和(自身を除く): 40849965

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 99, 117, 143, 153, 187, 221, 429, 561, 663, 1287, 1683, 1989, 2341, 2431, 7023, 7293, 21069, 21879, 25751, 30433, 39797, 77253, 91299, 119391, 231759, 273897, 334763, 358173, 437767, 517361, 1004289, 1313301, 1552083, 3012867, 3939903, 4656249, 5690971, 17072913, 51218739]

約数ペア:

[(1, 51218739), (3, 17072913), (9, 5690971), (11, 4656249), (13, 3939903), (17, 3012867), (33, 1552083), (39, 1313301), (51, 1004289), (99, 517361), (117, 437767), (143, 358173), (153, 334763), (187, 273897), (221, 231759), (429, 119391), (561, 91299), (663, 77253), (1287, 39797), (1683, 30433), (1989, 25751), (2341, 21879), (2431, 21069), (7023, 7293)]