7998354

素因数分解:

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

素因数の和:304

約数の個数: 96

約数和(自身を含む): 22538880

約数和(自身を除く): 14540526

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 234, 247, 257, 266, 273, 342, 399, 494, 514, 546, 741, 771, 798, 819, 1197, 1482, 1542, 1638, 1729, 1799, 2223, 2313, 2394, 3341, 3458, 3598, 4446, 4626, 4883, 5187, 5397, 6682, 9766, 10023, 10374, 10794, 14649, 15561, 16191, 20046, 23387, 29298, 30069, 31122, 32382, 34181, 43947, 46774, 60138, 63479, 68362, 70161, 87894, 102543, 126958, 140322, 190437, 205086, 210483, 307629, 380874, 420966, 444353, 571311, 615258, 888706, 1142622, 1333059, 2666118, 3999177, 7998354]

約数ペア:

[(1, 7998354), (2, 3999177), (3, 2666118), (6, 1333059), (7, 1142622), (9, 888706), (13, 615258), (14, 571311), (18, 444353), (19, 420966), (21, 380874), (26, 307629), (38, 210483), (39, 205086), (42, 190437), (57, 140322), (63, 126958), (78, 102543), (91, 87894), (114, 70161), (117, 68362), (126, 63479), (133, 60138), (171, 46774), (182, 43947), (234, 34181), (247, 32382), (257, 31122), (266, 30069), (273, 29298), (342, 23387), (399, 20046), (494, 16191), (514, 15561), (546, 14649), (741, 10794), (771, 10374), (798, 10023), (819, 9766), (1197, 6682), (1482, 5397), (1542, 5187), (1638, 4883), (1729, 4626), (1799, 4446), (2223, 3598), (2313, 3458), (2394, 3341)]