2158316888

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{68947}}^1$

素因数の和:69016

約数の個数: 64

約数和(自身を含む): 5096636160

約数和(自身を除く): 2938319272

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 52, 56, 86, 91, 104, 172, 182, 301, 344, 364, 559, 602, 728, 1118, 1204, 2236, 2408, 3913, 4472, 7826, 15652, 31304, 68947, 137894, 275788, 482629, 551576, 896311, 965258, 1792622, 1930516, 2964721, 3585244, 3861032, 5929442, 6274177, 7170488, 11858884, 12548354, 20753047, 23717768, 25096708, 38541373, 41506094, 50193416, 77082746, 83012188, 154165492, 166024376, 269789611, 308330984, 539579222, 1079158444, 2158316888]

約数ペア:

[(1, 2158316888), (2, 1079158444), (4, 539579222), (7, 308330984), (8, 269789611), (13, 166024376), (14, 154165492), (26, 83012188), (28, 77082746), (43, 50193416), (52, 41506094), (56, 38541373), (86, 25096708), (91, 23717768), (104, 20753047), (172, 12548354), (182, 11858884), (301, 7170488), (344, 6274177), (364, 5929442), (559, 3861032), (602, 3585244), (728, 2964721), (1118, 1930516), (1204, 1792622), (2236, 965258), (2408, 896311), (3913, 551576), (4472, 482629), (7826, 275788), (15652, 137894), (31304, 68947)]