18347025

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{5689}}^1$

素因数の和:5745

約数の個数: 24

約数和(自身を含む): 31044640

約数和(自身を除く): 12697615

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 5689, 17067, 28445, 85335, 142225, 244627, 426675, 733881, 1223135, 3669405, 6115675, 18347025]

約数ペア:

[(1, 18347025), (3, 6115675), (5, 3669405), (15, 1223135), (25, 733881), (43, 426675), (75, 244627), (129, 142225), (215, 85335), (645, 28445), (1075, 17067), (3225, 5689)]