997073

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:604

約数の個数: 16

約数和(自身を含む): 1299456

約数和(自身を除く): 302383

約数列:

[1, 7, 11, 23, 77, 161, 253, 563, 1771, 3941, 6193, 12949, 43351, 90643, 142439, 997073]

約数ペア:

[(1, 997073), (7, 142439), (11, 90643), (23, 43351), (77, 12949), (161, 6193), (253, 3941), (563, 1771)]