820875

素因数分解:

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

素因数の和:228

約数の個数: 32

約数和(自身を含む): 1497600

約数和(自身を除く): 676725

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 199, 275, 375, 597, 825, 995, 1375, 2189, 2985, 4125, 4975, 6567, 10945, 14925, 24875, 32835, 54725, 74625, 164175, 273625, 820875]

約数ペア:

[(1, 820875), (3, 273625), (5, 164175), (11, 74625), (15, 54725), (25, 32835), (33, 24875), (55, 14925), (75, 10945), (125, 6567), (165, 4975), (199, 4125), (275, 2985), (375, 2189), (597, 1375), (825, 995)]