12381855

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7573}}^1$

素因数の和:7690

約数の個数: 16

約数和(自身を含む): 19995360

約数和(自身を除く): 7613505

約数列:

[1, 3, 5, 15, 109, 327, 545, 1635, 7573, 22719, 37865, 113595, 825457, 2476371, 4127285, 12381855]

約数ペア:

[(1, 12381855), (3, 4127285), (5, 2476371), (15, 825457), (109, 113595), (327, 37865), (545, 22719), (1635, 7573)]