28310025

素因数分解:

$3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{3463}}^1$

素因数の和:3585

約数の個数: 24

約数和(自身を含む): 47248960

約数和(自身を除く): 18938935

約数列:

[1, 3, 5, 15, 25, 75, 109, 327, 545, 1635, 2725, 3463, 8175, 10389, 17315, 51945, 86575, 259725, 377467, 1132401, 1887335, 5662005, 9436675, 28310025]

約数ペア:

[(1, 28310025), (3, 9436675), (5, 5662005), (15, 1887335), (25, 1132401), (75, 377467), (109, 259725), (327, 86575), (545, 51945), (1635, 17315), (2725, 10389), (3463, 8175)]