209218065

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{117209}}^1$

素因数の和:117241

約数の個数: 32

約数和(自身を含む): 405077760

約数和(自身を除く): 195859695

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 117209, 351627, 586045, 820463, 1758135, 1992553, 2461389, 4102315, 5977659, 9962765, 12306945, 13947871, 29888295, 41843613, 69739355, 209218065]

約数ペア:

[(1, 209218065), (3, 69739355), (5, 41843613), (7, 29888295), (15, 13947871), (17, 12306945), (21, 9962765), (35, 5977659), (51, 4102315), (85, 2461389), (105, 1992553), (119, 1758135), (255, 820463), (357, 586045), (595, 351627), (1785, 117209)]