217319795

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{564467}}^1$

素因数の和:564490

約数の個数: 16

約数和(自身を含む): 325133568

約数和(自身を除く): 107813773

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 564467, 2822335, 3951269, 6209137, 19756345, 31045685, 43463959, 217319795]

約数ペア:

[(1, 217319795), (5, 43463959), (7, 31045685), (11, 19756345), (35, 6209137), (55, 3951269), (77, 2822335), (385, 564467)]