201729957

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 330946560

約数和(自身を除く): 129216603

約数列:

[1, 3, 11, 13, 33, 37, 39, 71, 111, 143, 179, 213, 407, 429, 481, 537, 781, 923, 1221, 1443, 1969, 2327, 2343, 2627, 2769, 5291, 5907, 6623, 6981, 7881, 10153, 12709, 15873, 19869, 25597, 28897, 30459, 34151, 38127, 72853, 76791, 86099, 86691, 102453, 139799, 165217, 218559, 258297, 375661, 419397, 470233, 495651, 947089, 1126983, 1410699, 1817387, 2841267, 5172563, 5452161, 6113029, 15517689, 18339087, 67243319, 201729957]

約数ペア:

[(1, 201729957), (3, 67243319), (11, 18339087), (13, 15517689), (33, 6113029), (37, 5452161), (39, 5172563), (71, 2841267), (111, 1817387), (143, 1410699), (179, 1126983), (213, 947089), (407, 495651), (429, 470233), (481, 419397), (537, 375661), (781, 258297), (923, 218559), (1221, 165217), (1443, 139799), (1969, 102453), (2327, 86691), (2343, 86099), (2627, 76791), (2769, 72853), (5291, 38127), (5907, 34151), (6623, 30459), (6981, 28897), (7881, 25597), (10153, 19869), (12709, 15873)]