221444195

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{147139}}^1$

素因数の和:147194

約数の個数: 16

約数和(自身を含む): 310759680

約数和(自身を除く): 89315485

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 147139, 735695, 1029973, 5149865, 6326977, 31634885, 44288839, 221444195]

約数ペア:

[(1, 221444195), (5, 44288839), (7, 31634885), (35, 6326977), (43, 5149865), (215, 1029973), (301, 735695), (1505, 147139)]