12249855

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1987}}^1$

素因数の和:2135

約数の個数: 24

約数和(自身を含む): 21398832

約数和(自身を除く): 9148977

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 1987, 2055, 5961, 6165, 9935, 17883, 29805, 89415, 272219, 816657, 1361095, 2449971, 4083285, 12249855]

約数ペア:

[(1, 12249855), (3, 4083285), (5, 2449971), (9, 1361095), (15, 816657), (45, 272219), (137, 89415), (411, 29805), (685, 17883), (1233, 9935), (1987, 6165), (2055, 5961)]