210006797

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 318536064

約数和(自身を除く): 108529267

約数列:

[1, 7, 11, 13, 17, 41, 43, 49, 77, 91, 119, 143, 187, 221, 287, 301, 451, 473, 533, 539, 559, 637, 697, 731, 833, 1001, 1309, 1547, 1763, 2009, 2107, 2431, 3157, 3311, 3731, 3913, 4879, 5117, 5863, 6149, 7007, 7667, 8041, 9061, 9163, 9503, 10829, 12341, 17017, 19393, 22099, 22919, 23177, 26117, 27391, 29971, 34153, 35819, 41041, 43043, 53669, 56287, 63427, 66521, 86387, 99671, 104533, 119119, 135751, 160433, 209797, 252109, 287287, 301301, 329681, 375683, 389623, 394009, 443989, 465647, 697697, 731731, 950257, 1123031, 1468579, 1764763, 2307767, 2727361, 4285853, 4883879, 5122117, 12353341, 16154369, 19091527, 30000971, 210006797]

約数ペア:

[(1, 210006797), (7, 30000971), (11, 19091527), (13, 16154369), (17, 12353341), (41, 5122117), (43, 4883879), (49, 4285853), (77, 2727361), (91, 2307767), (119, 1764763), (143, 1468579), (187, 1123031), (221, 950257), (287, 731731), (301, 697697), (451, 465647), (473, 443989), (533, 394009), (539, 389623), (559, 375683), (637, 329681), (697, 301301), (731, 287287), (833, 252109), (1001, 209797), (1309, 160433), (1547, 135751), (1763, 119119), (2009, 104533), (2107, 99671), (2431, 86387), (3157, 66521), (3311, 63427), (3731, 56287), (3913, 53669), (4879, 43043), (5117, 41041), (5863, 35819), (6149, 34153), (7007, 29971), (7667, 27391), (8041, 26117), (9061, 23177), (9163, 22919), (9503, 22099), (10829, 19393), (12341, 17017)]