1250775

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:145

約数の個数: 48

約数和(自身を含む): 2455200

約数和(自身を除く): 1204425

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 109, 135, 153, 225, 255, 327, 425, 459, 545, 675, 765, 981, 1275, 1635, 1853, 2295, 2725, 2943, 3825, 4905, 5559, 8175, 9265, 11475, 14715, 16677, 24525, 27795, 46325, 50031, 73575, 83385, 138975, 250155, 416925, 1250775]

約数ペア:

[(1, 1250775), (3, 416925), (5, 250155), (9, 138975), (15, 83385), (17, 73575), (25, 50031), (27, 46325), (45, 27795), (51, 24525), (75, 16677), (85, 14715), (109, 11475), (135, 9265), (153, 8175), (225, 5559), (255, 4905), (327, 3825), (425, 2943), (459, 2725), (545, 2295), (675, 1853), (765, 1635), (981, 1275)]