15920055

素因数分解:

$3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1259}}^1$

素因数の和:1551

約数の個数: 24

約数和(自身を含む): 27714960

約数和(自身を除く): 11794905

約数列:

[1, 3, 5, 9, 15, 45, 281, 843, 1259, 1405, 2529, 3777, 4215, 6295, 11331, 12645, 18885, 56655, 353779, 1061337, 1768895, 3184011, 5306685, 15920055]

約数ペア:

[(1, 15920055), (3, 5306685), (5, 3184011), (9, 1768895), (15, 1061337), (45, 353779), (281, 56655), (843, 18885), (1259, 12645), (1405, 11331), (2529, 6295), (3777, 4215)]