213325812

素因数分解:

$2^2\times 3^6\times 7^2\times {\mathrm{1493}}^1$

素因数の和:1529

約数の個数: 126

約数和(自身を含む): 651543858

約数和(自身を除く): 438218046

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 294, 324, 378, 441, 486, 567, 588, 729, 756, 882, 972, 1134, 1323, 1458, 1493, 1701, 1764, 2268, 2646, 2916, 2986, 3402, 3969, 4479, 5103, 5292, 5972, 6804, 7938, 8958, 10206, 10451, 11907, 13437, 15876, 17916, 20412, 20902, 23814, 26874, 31353, 35721, 40311, 41804, 47628, 53748, 62706, 71442, 73157, 80622, 94059, 120933, 125412, 142884, 146314, 161244, 188118, 219471, 241866, 282177, 292628, 362799, 376236, 438942, 483732, 564354, 658413, 725598, 846531, 877884, 1088397, 1128708, 1316826, 1451196, 1693062, 1975239, 2176794, 2539593, 2633652, 3386124, 3950478, 4353588, 5079186, 5925717, 7618779, 7900956, 10158372, 11851434, 15237558, 17777151, 23702868, 30475116, 35554302, 53331453, 71108604, 106662906, 213325812]

約数ペア:

[(1, 213325812), (2, 106662906), (3, 71108604), (4, 53331453), (6, 35554302), (7, 30475116), (9, 23702868), (12, 17777151), (14, 15237558), (18, 11851434), (21, 10158372), (27, 7900956), (28, 7618779), (36, 5925717), (42, 5079186), (49, 4353588), (54, 3950478), (63, 3386124), (81, 2633652), (84, 2539593), (98, 2176794), (108, 1975239), (126, 1693062), (147, 1451196), (162, 1316826), (189, 1128708), (196, 1088397), (243, 877884), (252, 846531), (294, 725598), (324, 658413), (378, 564354), (441, 483732), (486, 438942), (567, 376236), (588, 362799), (729, 292628), (756, 282177), (882, 241866), (972, 219471), (1134, 188118), (1323, 161244), (1458, 146314), (1493, 142884), (1701, 125412), (1764, 120933), (2268, 94059), (2646, 80622), (2916, 73157), (2986, 71442), (3402, 62706), (3969, 53748), (4479, 47628), (5103, 41804), (5292, 40311), (5972, 35721), (6804, 31353), (7938, 26874), (8958, 23814), (10206, 20902), (10451, 20412), (11907, 17916), (13437, 15876)]