2548147

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:80

約数の個数: 32

約数和(自身を含む): 3456000

約数和(自身を除く): 907853

約数列:

[1, 7, 17, 19, 23, 49, 119, 133, 161, 323, 343, 391, 437, 833, 931, 1127, 2261, 2737, 3059, 5831, 6517, 7429, 7889, 15827, 19159, 21413, 52003, 110789, 134113, 149891, 364021, 2548147]

約数ペア:

[(1, 2548147), (7, 364021), (17, 149891), (19, 134113), (23, 110789), (49, 52003), (119, 21413), (133, 19159), (161, 15827), (323, 7889), (343, 7429), (391, 6517), (437, 5831), (833, 3059), (931, 2737), (1127, 2261)]