221874156

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1723}}^1$

素因数の和:1820

約数の個数: 108

約数和(自身を含む): 661736712

約数和(自身を除く): 439862556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 73, 84, 98, 126, 146, 147, 196, 219, 252, 292, 294, 438, 441, 511, 588, 657, 876, 882, 1022, 1314, 1533, 1723, 1764, 2044, 2628, 3066, 3446, 3577, 4599, 5169, 6132, 6892, 7154, 9198, 10338, 10731, 12061, 14308, 15507, 18396, 20676, 21462, 24122, 31014, 32193, 36183, 42924, 48244, 62028, 64386, 72366, 84427, 108549, 125779, 128772, 144732, 168854, 217098, 251558, 253281, 337708, 377337, 434196, 503116, 506562, 754674, 759843, 880453, 1013124, 1132011, 1509348, 1519686, 1760906, 2264022, 2641359, 3039372, 3521812, 4528044, 5282718, 6163171, 7924077, 10565436, 12326342, 15848154, 18489513, 24652684, 31696308, 36979026, 55468539, 73958052, 110937078, 221874156]

約数ペア:

[(1, 221874156), (2, 110937078), (3, 73958052), (4, 55468539), (6, 36979026), (7, 31696308), (9, 24652684), (12, 18489513), (14, 15848154), (18, 12326342), (21, 10565436), (28, 7924077), (36, 6163171), (42, 5282718), (49, 4528044), (63, 3521812), (73, 3039372), (84, 2641359), (98, 2264022), (126, 1760906), (146, 1519686), (147, 1509348), (196, 1132011), (219, 1013124), (252, 880453), (292, 759843), (294, 754674), (438, 506562), (441, 503116), (511, 434196), (588, 377337), (657, 337708), (876, 253281), (882, 251558), (1022, 217098), (1314, 168854), (1533, 144732), (1723, 128772), (1764, 125779), (2044, 108549), (2628, 84427), (3066, 72366), (3446, 64386), (3577, 62028), (4599, 48244), (5169, 42924), (6132, 36183), (6892, 32193), (7154, 31014), (9198, 24122), (10338, 21462), (10731, 20676), (12061, 18396), (14308, 15507)]