2790975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 5356800

約数和(自身を除く): 2565825

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 165, 187, 199, 255, 275, 425, 561, 597, 825, 935, 995, 1275, 2189, 2805, 2985, 3383, 4675, 4975, 6567, 10149, 10945, 14025, 14925, 16915, 32835, 37213, 50745, 54725, 84575, 111639, 164175, 186065, 253725, 558195, 930325, 2790975]

約数ペア:

[(1, 2790975), (3, 930325), (5, 558195), (11, 253725), (15, 186065), (17, 164175), (25, 111639), (33, 84575), (51, 54725), (55, 50745), (75, 37213), (85, 32835), (165, 16915), (187, 14925), (199, 14025), (255, 10945), (275, 10149), (425, 6567), (561, 4975), (597, 4675), (825, 3383), (935, 2985), (995, 2805), (1275, 2189)]