201749457

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{769}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 342545280

約数和(自身を除く): 140795823

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 769, 961, 1209, 2307, 2821, 2883, 5383, 6727, 8463, 9997, 12493, 16149, 20181, 23839, 29991, 37479, 69979, 71517, 87451, 166873, 209937, 262353, 309907, 500619, 739009, 929721, 2169349, 2217027, 5173063, 6508047, 9607117, 15519189, 28821351, 67249819, 201749457]

約数ペア:

[(1, 201749457), (3, 67249819), (7, 28821351), (13, 15519189), (21, 9607117), (31, 6508047), (39, 5173063), (91, 2217027), (93, 2169349), (217, 929721), (273, 739009), (403, 500619), (651, 309907), (769, 262353), (961, 209937), (1209, 166873), (2307, 87451), (2821, 71517), (2883, 69979), (5383, 37479), (6727, 29991), (8463, 23839), (9997, 20181), (12493, 16149)]