209642004

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:438

約数の個数: 144

約数和(自身を含む): 628764864

約数和(自身を除く): 419122860

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 193, 198, 211, 234, 286, 386, 396, 422, 429, 468, 572, 579, 633, 772, 844, 858, 1158, 1266, 1287, 1716, 1737, 1899, 2123, 2316, 2321, 2509, 2532, 2574, 2743, 3474, 3798, 4246, 4642, 5018, 5148, 5486, 6369, 6948, 6963, 7527, 7596, 8229, 8492, 9284, 10036, 10972, 12738, 13926, 15054, 16458, 19107, 20889, 22581, 24687, 25476, 27599, 27852, 30108, 30173, 32916, 38214, 40723, 41778, 45162, 49374, 55198, 60346, 76428, 81446, 82797, 83556, 90324, 90519, 98748, 110396, 120692, 122169, 162892, 165594, 181038, 244338, 248391, 271557, 331188, 362076, 366507, 447953, 488676, 496782, 529399, 543114, 733014, 895906, 993564, 1058798, 1086228, 1343859, 1466028, 1588197, 1791812, 2117596, 2687718, 3176394, 4031577, 4764591, 5375436, 5823389, 6352788, 8063154, 9529182, 11646778, 16126308, 17470167, 19058364, 23293556, 34940334, 52410501, 69880668, 104821002, 209642004]

約数ペア:

[(1, 209642004), (2, 104821002), (3, 69880668), (4, 52410501), (6, 34940334), (9, 23293556), (11, 19058364), (12, 17470167), (13, 16126308), (18, 11646778), (22, 9529182), (26, 8063154), (33, 6352788), (36, 5823389), (39, 5375436), (44, 4764591), (52, 4031577), (66, 3176394), (78, 2687718), (99, 2117596), (117, 1791812), (132, 1588197), (143, 1466028), (156, 1343859), (193, 1086228), (198, 1058798), (211, 993564), (234, 895906), (286, 733014), (386, 543114), (396, 529399), (422, 496782), (429, 488676), (468, 447953), (572, 366507), (579, 362076), (633, 331188), (772, 271557), (844, 248391), (858, 244338), (1158, 181038), (1266, 165594), (1287, 162892), (1716, 122169), (1737, 120692), (1899, 110396), (2123, 98748), (2316, 90519), (2321, 90324), (2509, 83556), (2532, 82797), (2574, 81446), (2743, 76428), (3474, 60346), (3798, 55198), (4246, 49374), (4642, 45162), (5018, 41778), (5148, 40723), (5486, 38214), (6369, 32916), (6948, 30173), (6963, 30108), (7527, 27852), (7596, 27599), (8229, 25476), (8492, 24687), (9284, 22581), (10036, 20889), (10972, 19107), (12738, 16458), (13926, 15054)]