2666118

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 6935040

約数和(自身を除く): 4268922

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 247, 257, 266, 273, 399, 494, 514, 546, 741, 771, 798, 1482, 1542, 1729, 1799, 3341, 3458, 3598, 4883, 5187, 5397, 6682, 9766, 10023, 10374, 10794, 14649, 20046, 23387, 29298, 34181, 46774, 63479, 68362, 70161, 102543, 126958, 140322, 190437, 205086, 380874, 444353, 888706, 1333059, 2666118]

約数ペア:

[(1, 2666118), (2, 1333059), (3, 888706), (6, 444353), (7, 380874), (13, 205086), (14, 190437), (19, 140322), (21, 126958), (26, 102543), (38, 70161), (39, 68362), (42, 63479), (57, 46774), (78, 34181), (91, 29298), (114, 23387), (133, 20046), (182, 14649), (247, 10794), (257, 10374), (266, 10023), (273, 9766), (399, 6682), (494, 5397), (514, 5187), (546, 4883), (741, 3598), (771, 3458), (798, 3341), (1482, 1799), (1542, 1729)]