28320375

素因数分解:

$3^1\times 5^3\times {\mathrm{75521}}^1$

素因数の和:75539

約数の個数: 16

約数和(自身を含む): 47125728

約数和(自身を除く): 18805353

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 75521, 226563, 377605, 1132815, 1888025, 5664075, 9440125, 28320375]

約数ペア:

[(1, 28320375), (3, 9440125), (5, 5664075), (15, 1888025), (25, 1132815), (75, 377605), (125, 226563), (375, 75521)]