209936286

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:580

約数の個数: 120

約数和(自身を含む): 558657000

約数和(自身を除く): 348720714

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 53, 54, 63, 81, 98, 106, 126, 147, 159, 162, 189, 294, 318, 371, 378, 441, 477, 499, 567, 742, 882, 954, 998, 1113, 1134, 1323, 1431, 1497, 2226, 2597, 2646, 2862, 2994, 3339, 3493, 3969, 4293, 4491, 5194, 6678, 6986, 7791, 7938, 8586, 8982, 10017, 10479, 13473, 15582, 20034, 20958, 23373, 24451, 26447, 26946, 30051, 31437, 40419, 46746, 48902, 52894, 60102, 62874, 70119, 73353, 79341, 80838, 94311, 140238, 146706, 158682, 185129, 188622, 210357, 220059, 238023, 282933, 370258, 420714, 440118, 476046, 555387, 565866, 660177, 714069, 1110774, 1295903, 1320354, 1428138, 1666161, 1980531, 2142207, 2591806, 3332322, 3887709, 3961062, 4284414, 4998483, 7775418, 9996966, 11663127, 14995449, 23326254, 29990898, 34989381, 69978762, 104968143, 209936286]

約数ペア:

[(1, 209936286), (2, 104968143), (3, 69978762), (6, 34989381), (7, 29990898), (9, 23326254), (14, 14995449), (18, 11663127), (21, 9996966), (27, 7775418), (42, 4998483), (49, 4284414), (53, 3961062), (54, 3887709), (63, 3332322), (81, 2591806), (98, 2142207), (106, 1980531), (126, 1666161), (147, 1428138), (159, 1320354), (162, 1295903), (189, 1110774), (294, 714069), (318, 660177), (371, 565866), (378, 555387), (441, 476046), (477, 440118), (499, 420714), (567, 370258), (742, 282933), (882, 238023), (954, 220059), (998, 210357), (1113, 188622), (1134, 185129), (1323, 158682), (1431, 146706), (1497, 140238), (2226, 94311), (2597, 80838), (2646, 79341), (2862, 73353), (2994, 70119), (3339, 62874), (3493, 60102), (3969, 52894), (4293, 48902), (4491, 46746), (5194, 40419), (6678, 31437), (6986, 30051), (7791, 26946), (7938, 26447), (8586, 24451), (8982, 23373), (10017, 20958), (10479, 20034), (13473, 15582)]