201728385

素因数分解:

$3^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{6661}}^1$

素因数の和:7345

約数の個数: 24

約数和(自身を含む): 350234664

約数和(自身を除く): 148506279

約数列:

[1, 3, 5, 9, 15, 45, 673, 2019, 3365, 6057, 6661, 10095, 19983, 30285, 33305, 59949, 99915, 299745, 4482853, 13448559, 22414265, 40345677, 67242795, 201728385]

約数ペア:

[(1, 201728385), (3, 67242795), (5, 40345677), (9, 22414265), (15, 13448559), (45, 4482853), (673, 299745), (2019, 99915), (3365, 59949), (6057, 33305), (6661, 30285), (10095, 19983)]