28176012

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:257

約数の個数: 120

約数和(自身を含む): 81312000

約数和(自身を除く): 53135988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 27, 36, 38, 46, 54, 57, 69, 76, 81, 92, 108, 114, 138, 162, 171, 199, 207, 228, 276, 324, 342, 398, 414, 437, 513, 597, 621, 684, 796, 828, 874, 1026, 1194, 1242, 1311, 1539, 1748, 1791, 1863, 2052, 2388, 2484, 2622, 3078, 3582, 3726, 3781, 3933, 4577, 5244, 5373, 6156, 7164, 7452, 7562, 7866, 9154, 10746, 11343, 11799, 13731, 15124, 15732, 16119, 18308, 21492, 22686, 23598, 27462, 32238, 34029, 35397, 41193, 45372, 47196, 54924, 64476, 68058, 70794, 82386, 86963, 102087, 123579, 136116, 141588, 164772, 173926, 204174, 247158, 260889, 306261, 347852, 370737, 408348, 494316, 521778, 612522, 741474, 782667, 1043556, 1225044, 1482948, 1565334, 2348001, 3130668, 4696002, 7044003, 9392004, 14088006, 28176012]

約数ペア:

[(1, 28176012), (2, 14088006), (3, 9392004), (4, 7044003), (6, 4696002), (9, 3130668), (12, 2348001), (18, 1565334), (19, 1482948), (23, 1225044), (27, 1043556), (36, 782667), (38, 741474), (46, 612522), (54, 521778), (57, 494316), (69, 408348), (76, 370737), (81, 347852), (92, 306261), (108, 260889), (114, 247158), (138, 204174), (162, 173926), (171, 164772), (199, 141588), (207, 136116), (228, 123579), (276, 102087), (324, 86963), (342, 82386), (398, 70794), (414, 68058), (437, 64476), (513, 54924), (597, 47196), (621, 45372), (684, 41193), (796, 35397), (828, 34029), (874, 32238), (1026, 27462), (1194, 23598), (1242, 22686), (1311, 21492), (1539, 18308), (1748, 16119), (1791, 15732), (1863, 15124), (2052, 13731), (2388, 11799), (2484, 11343), (2622, 10746), (3078, 9154), (3582, 7866), (3726, 7562), (3781, 7452), (3933, 7164), (4577, 6156), (5244, 5373)]