217125

素因数分解:

$3^2\times 5^3\times {\mathrm{193}}^1$

素因数の和:214

約数の個数: 24

約数和(自身を含む): 393432

約数和(自身を除く): 176307

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 193, 225, 375, 579, 965, 1125, 1737, 2895, 4825, 8685, 14475, 24125, 43425, 72375, 217125]

約数ペア:

[(1, 217125), (3, 72375), (5, 43425), (9, 24125), (15, 14475), (25, 8685), (45, 4825), (75, 2895), (125, 1737), (193, 1125), (225, 965), (375, 579)]