9819990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{109111}}^1$

素因数の和:109124

約数の個数: 24

約数和(自身を含む): 25532208

約数和(自身を除く): 15712218

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 109111, 218222, 327333, 545555, 654666, 981999, 1091110, 1636665, 1963998, 3273330, 4909995, 9819990]

約数ペア:

[(1, 9819990), (2, 4909995), (3, 3273330), (5, 1963998), (6, 1636665), (9, 1091110), (10, 981999), (15, 654666), (18, 545555), (30, 327333), (45, 218222), (90, 109111)]