2011870861

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 2895782400

約数和(自身を除く): 883911539

約数列:

[1, 7, 11, 13, 41, 47, 49, 77, 91, 143, 149, 287, 329, 451, 517, 533, 539, 611, 637, 1001, 1043, 1639, 1927, 1937, 2009, 2303, 3157, 3619, 3731, 4277, 5863, 6109, 6721, 7003, 7007, 7301, 11473, 13489, 13559, 21197, 21307, 22099, 25051, 25333, 26117, 29939, 41041, 42763, 47047, 49021, 67199, 77033, 79417, 80311, 91039, 94423, 94913, 148379, 149149, 175357, 275561, 287123, 287287, 299341, 329329, 343147, 470393, 539231, 555919, 637273, 873587, 1001429, 1038653, 1044043, 1227499, 1928927, 2009861, 3158353, 3292751, 3732599, 3774617, 3891433, 4460911, 6115109, 7010003, 13502489, 14069027, 22108471, 26128193, 41058589, 42805763, 49070021, 154759297, 182897351, 287410123, 2011870861]

約数ペア:

[(1, 2011870861), (7, 287410123), (11, 182897351), (13, 154759297), (41, 49070021), (47, 42805763), (49, 41058589), (77, 26128193), (91, 22108471), (143, 14069027), (149, 13502489), (287, 7010003), (329, 6115109), (451, 4460911), (517, 3891433), (533, 3774617), (539, 3732599), (611, 3292751), (637, 3158353), (1001, 2009861), (1043, 1928927), (1639, 1227499), (1927, 1044043), (1937, 1038653), (2009, 1001429), (2303, 873587), (3157, 637273), (3619, 555919), (3731, 539231), (4277, 470393), (5863, 343147), (6109, 329329), (6721, 299341), (7003, 287287), (7007, 287123), (7301, 275561), (11473, 175357), (13489, 149149), (13559, 148379), (21197, 94913), (21307, 94423), (22099, 91039), (25051, 80311), (25333, 79417), (26117, 77033), (29939, 67199), (41041, 49021), (42763, 47047)]