9538991

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{67}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 12357504

約数和(自身を除く): 2818513

約数列:

[1, 7, 11, 43, 67, 77, 301, 469, 473, 737, 1849, 2881, 3311, 5159, 12943, 20167, 20339, 31691, 123883, 142373, 221837, 867181, 1362713, 9538991]

約数ペア:

[(1, 9538991), (7, 1362713), (11, 867181), (43, 221837), (67, 142373), (77, 123883), (301, 31691), (469, 20339), (473, 20167), (737, 12943), (1849, 5159), (2881, 3311)]