1931178249

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 3860123904

約数和(自身を除く): 1928945655

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 49, 63, 77, 91, 99, 113, 117, 143, 147, 231, 271, 273, 339, 429, 441, 539, 637, 693, 791, 813, 819, 1001, 1017, 1243, 1287, 1469, 1617, 1897, 1911, 2373, 2439, 2981, 3003, 3523, 3729, 4407, 4851, 5537, 5691, 5733, 7007, 7119, 8701, 8943, 9009, 10283, 10569, 11187, 13221, 13279, 16159, 16611, 17073, 20867, 21021, 24661, 26103, 26829, 30623, 30849, 31707, 38753, 39837, 48477, 49833, 60907, 62601, 63063, 71981, 73983, 78309, 91869, 92547, 113113, 116259, 119511, 145431, 146069, 172627, 182721, 187803, 214361, 215943, 221949, 271271, 275607, 336853, 339339, 348777, 398099, 438207, 517881, 548163, 643083, 647829, 791791, 813813, 1010559, 1018017, 1194297, 1314621, 1500527, 1553643, 1898897, 1929249, 2357971, 2375373, 2441439, 2786693, 3031677, 3582891, 4379089, 4501581, 5696691, 7073913, 7126119, 8360079, 13137267, 13504743, 16505797, 17090073, 19506851, 21221739, 25080237, 30653623, 39411801, 49517391, 58520553, 91960869, 148552173, 175561659, 214575361, 275882607, 643726083, 1931178249]

約数ペア:

[(1, 1931178249), (3, 643726083), (7, 275882607), (9, 214575361), (11, 175561659), (13, 148552173), (21, 91960869), (33, 58520553), (39, 49517391), (49, 39411801), (63, 30653623), (77, 25080237), (91, 21221739), (99, 19506851), (113, 17090073), (117, 16505797), (143, 13504743), (147, 13137267), (231, 8360079), (271, 7126119), (273, 7073913), (339, 5696691), (429, 4501581), (441, 4379089), (539, 3582891), (637, 3031677), (693, 2786693), (791, 2441439), (813, 2375373), (819, 2357971), (1001, 1929249), (1017, 1898897), (1243, 1553643), (1287, 1500527), (1469, 1314621), (1617, 1194297), (1897, 1018017), (1911, 1010559), (2373, 813813), (2439, 791791), (2981, 647829), (3003, 643083), (3523, 548163), (3729, 517881), (4407, 438207), (4851, 398099), (5537, 348777), (5691, 339339), (5733, 336853), (7007, 275607), (7119, 271271), (8701, 221949), (8943, 215943), (9009, 214361), (10283, 187803), (10569, 182721), (11187, 172627), (13221, 146069), (13279, 145431), (16159, 119511), (16611, 116259), (17073, 113113), (20867, 92547), (21021, 91869), (24661, 78309), (26103, 73983), (26829, 71981), (30623, 63063), (30849, 62601), (31707, 60907), (38753, 49833), (39837, 48477)]