2440207

素因数分解:

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

素因数の和:139

約数の個数: 24

約数和(自身を含む): 3183488

約数和(自身を除く): 743281

約数列:

[1, 7, 11, 43, 67, 77, 121, 301, 469, 473, 737, 847, 2881, 3311, 5159, 5203, 8107, 20167, 31691, 36421, 56749, 221837, 348601, 2440207]

約数ペア:

[(1, 2440207), (7, 348601), (11, 221837), (43, 56749), (67, 36421), (77, 31691), (121, 20167), (301, 8107), (469, 5203), (473, 5159), (737, 3311), (847, 2881)]