289320912391

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1\times {\mathrm{20441}}^1$

素因数の和:20911

約数の個数: 32

約数和(自身を含む): 340018818048

約数和(自身を除く): 50697905657

約数列:

[1, 7, 67, 103, 293, 469, 721, 2051, 6901, 19631, 20441, 30179, 48307, 137417, 143087, 211253, 1369547, 2021993, 2105423, 5989213, 9586829, 14153951, 14737961, 41924491, 141063341, 401277271, 616888939, 987443387, 2808940897, 4318222573, 41331558913, 289320912391]

約数ペア:

[(1, 289320912391), (7, 41331558913), (67, 4318222573), (103, 2808940897), (293, 987443387), (469, 616888939), (721, 401277271), (2051, 141063341), (6901, 41924491), (19631, 14737961), (20441, 14153951), (30179, 9586829), (48307, 5989213), (137417, 2105423), (143087, 2021993), (211253, 1369547)]