2251395

素因数分解:

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

素因数の和:146

約数の個数: 48

約数和(自身を含む): 4324320

約数和(自身を除く): 2072925

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 109, 135, 153, 243, 255, 327, 405, 459, 545, 765, 981, 1215, 1377, 1635, 1853, 2295, 2943, 4131, 4905, 5559, 6885, 8829, 9265, 14715, 16677, 20655, 26487, 27795, 44145, 50031, 83385, 132435, 150093, 250155, 450279, 750465, 2251395]

約数ペア:

[(1, 2251395), (3, 750465), (5, 450279), (9, 250155), (15, 150093), (17, 132435), (27, 83385), (45, 50031), (51, 44145), (81, 27795), (85, 26487), (109, 20655), (135, 16677), (153, 14715), (243, 9265), (255, 8829), (327, 6885), (405, 5559), (459, 4905), (545, 4131), (765, 2943), (981, 2295), (1215, 1853), (1377, 1635)]