8642543

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1301}}^1$

素因数の和:1394

約数の個数: 16

約数和(自身を含む): 10790976

約数和(自身を除く): 2148433

約数列:

[1, 7, 13, 73, 91, 511, 949, 1301, 6643, 9107, 16913, 94973, 118391, 664811, 1234649, 8642543]

約数ペア:

[(1, 8642543), (7, 1234649), (13, 664811), (73, 118391), (91, 94973), (511, 16913), (949, 9107), (1301, 6643)]