565566759

素因数分解:

$3^3\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 880830720

約数和(自身を除く): 315263961

約数列:

[1, 3, 9, 27, 31, 71, 93, 213, 279, 307, 639, 837, 921, 961, 1917, 2201, 2763, 2883, 6603, 8289, 8649, 9517, 19809, 21797, 25947, 28551, 59427, 65391, 68231, 85653, 196173, 204693, 256959, 295027, 588519, 614079, 675707, 885081, 1842237, 2027121, 2655243, 6081363, 7965729, 18244089, 20946917, 62840751, 188522253, 565566759]

約数ペア:

[(1, 565566759), (3, 188522253), (9, 62840751), (27, 20946917), (31, 18244089), (71, 7965729), (93, 6081363), (213, 2655243), (279, 2027121), (307, 1842237), (639, 885081), (837, 675707), (921, 614079), (961, 588519), (1917, 295027), (2201, 256959), (2763, 204693), (2883, 196173), (6603, 85653), (8289, 68231), (8649, 65391), (9517, 59427), (19809, 28551), (21797, 25947)]