2728364639

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{9497}}^1$

素因数の和:9576

約数の個数: 48

約数和(自身を含む): 3820019616

約数和(自身を除く): 1091654977

約数列:

[1, 7, 11, 13, 41, 49, 77, 91, 143, 287, 451, 533, 539, 637, 1001, 2009, 3157, 3731, 5863, 7007, 9497, 22099, 26117, 41041, 66479, 104467, 123461, 287287, 389377, 465353, 731269, 864227, 1358071, 2725639, 4283147, 5061901, 5118883, 6049589, 9506497, 19079473, 29982029, 35433307, 55680911, 66545479, 209874203, 248033149, 389766377, 2728364639]

約数ペア:

[(1, 2728364639), (7, 389766377), (11, 248033149), (13, 209874203), (41, 66545479), (49, 55680911), (77, 35433307), (91, 29982029), (143, 19079473), (287, 9506497), (451, 6049589), (533, 5118883), (539, 5061901), (637, 4283147), (1001, 2725639), (2009, 1358071), (3157, 864227), (3731, 731269), (5863, 465353), (7007, 389377), (9497, 287287), (22099, 123461), (26117, 104467), (41041, 66479)]