197804971

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{32443}}^1$

素因数の和:32530

約数の個数: 16

約数和(自身を含む): 247093504

約数和(自身を除く): 49288533

約数列:

[1, 7, 13, 67, 91, 469, 871, 6097, 32443, 227101, 421759, 2173681, 2952313, 15215767, 28257853, 197804971]

約数ペア:

[(1, 197804971), (7, 28257853), (13, 15215767), (67, 2952313), (91, 2173681), (469, 421759), (871, 227101), (6097, 32443)]