2558925

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 4999680

約数和(自身を除く): 2440755

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 223, 225, 255, 425, 459, 669, 675, 765, 1115, 1275, 2007, 2295, 3345, 3791, 3825, 5575, 6021, 10035, 11373, 11475, 16725, 18955, 30105, 34119, 50175, 56865, 94775, 102357, 150525, 170595, 284325, 511785, 852975, 2558925]

約数ペア:

[(1, 2558925), (3, 852975), (5, 511785), (9, 284325), (15, 170595), (17, 150525), (25, 102357), (27, 94775), (45, 56865), (51, 50175), (75, 34119), (85, 30105), (135, 18955), (153, 16725), (223, 11475), (225, 11373), (255, 10035), (425, 6021), (459, 5575), (669, 3825), (675, 3791), (765, 3345), (1115, 2295), (1275, 2007)]