26781384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 82944000

約数和(自身を除く): 56162616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 29, 42, 46, 56, 58, 69, 84, 87, 92, 116, 138, 161, 168, 174, 184, 203, 232, 239, 276, 322, 348, 406, 478, 483, 552, 609, 644, 667, 696, 717, 812, 956, 966, 1218, 1288, 1334, 1434, 1624, 1673, 1912, 1932, 2001, 2436, 2668, 2868, 3346, 3864, 4002, 4669, 4872, 5019, 5336, 5497, 5736, 6692, 6931, 8004, 9338, 10038, 10994, 13384, 13862, 14007, 16008, 16491, 18676, 20076, 20793, 21988, 27724, 28014, 32982, 37352, 38479, 40152, 41586, 43976, 48517, 55448, 56028, 65964, 76958, 83172, 97034, 112056, 115437, 131928, 145551, 153916, 159413, 166344, 194068, 230874, 291102, 307832, 318826, 388136, 461748, 478239, 582204, 637652, 923496, 956478, 1115891, 1164408, 1275304, 1912956, 2231782, 3347673, 3825912, 4463564, 6695346, 8927128, 13390692, 26781384]

約数ペア:

[(1, 26781384), (2, 13390692), (3, 8927128), (4, 6695346), (6, 4463564), (7, 3825912), (8, 3347673), (12, 2231782), (14, 1912956), (21, 1275304), (23, 1164408), (24, 1115891), (28, 956478), (29, 923496), (42, 637652), (46, 582204), (56, 478239), (58, 461748), (69, 388136), (84, 318826), (87, 307832), (92, 291102), (116, 230874), (138, 194068), (161, 166344), (168, 159413), (174, 153916), (184, 145551), (203, 131928), (232, 115437), (239, 112056), (276, 97034), (322, 83172), (348, 76958), (406, 65964), (478, 56028), (483, 55448), (552, 48517), (609, 43976), (644, 41586), (667, 40152), (696, 38479), (717, 37352), (812, 32982), (956, 28014), (966, 27724), (1218, 21988), (1288, 20793), (1334, 20076), (1434, 18676), (1624, 16491), (1673, 16008), (1912, 14007), (1932, 13862), (2001, 13384), (2436, 10994), (2668, 10038), (2868, 9338), (3346, 8004), (3864, 6931), (4002, 6692), (4669, 5736), (4872, 5497), (5019, 5336)]