28644286

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 25787714

約数列:

[1, 2, 11, 17, 19, 22, 29, 34, 38, 58, 139, 187, 209, 278, 319, 323, 374, 418, 493, 551, 638, 646, 986, 1102, 1529, 2363, 2641, 3058, 3553, 4031, 4726, 5282, 5423, 6061, 7106, 8062, 9367, 10846, 12122, 18734, 25993, 29051, 44341, 44897, 51986, 58102, 68527, 76589, 88682, 89794, 103037, 137054, 153178, 206074, 493867, 753797, 842479, 987734, 1302013, 1507594, 1684958, 2604026, 14322143, 28644286]

約数ペア:

[(1, 28644286), (2, 14322143), (11, 2604026), (17, 1684958), (19, 1507594), (22, 1302013), (29, 987734), (34, 842479), (38, 753797), (58, 493867), (139, 206074), (187, 153178), (209, 137054), (278, 103037), (319, 89794), (323, 88682), (374, 76589), (418, 68527), (493, 58102), (551, 51986), (638, 44897), (646, 44341), (986, 29051), (1102, 25993), (1529, 18734), (2363, 12122), (2641, 10846), (3058, 9367), (3553, 8062), (4031, 7106), (4726, 6061), (5282, 5423)]