2165191616

素因数分解:

$2^6\times 7^3\times {\mathrm{53}}^1\times {\mathrm{1861}}^1$

素因数の和:1947

約数の個数: 112

約数和(自身を含む): 5107838400

約数和(自身を除く): 2942646784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 53, 56, 64, 98, 106, 112, 196, 212, 224, 343, 371, 392, 424, 448, 686, 742, 784, 848, 1372, 1484, 1568, 1696, 1861, 2597, 2744, 2968, 3136, 3392, 3722, 5194, 5488, 5936, 7444, 10388, 10976, 11872, 13027, 14888, 18179, 20776, 21952, 23744, 26054, 29776, 36358, 41552, 52108, 59552, 72716, 83104, 91189, 98633, 104216, 119104, 145432, 166208, 182378, 197266, 208432, 290864, 364756, 394532, 416864, 581728, 638323, 690431, 729512, 789064, 833728, 1163456, 1276646, 1380862, 1459024, 1578128, 2553292, 2761724, 2918048, 3156256, 4833017, 5106584, 5523448, 5836096, 6312512, 9666034, 10213168, 11046896, 19332068, 20426336, 22093792, 33831119, 38664136, 40852672, 44187584, 67662238, 77328272, 135324476, 154656544, 270648952, 309313088, 541297904, 1082595808, 2165191616]

約数ペア:

[(1, 2165191616), (2, 1082595808), (4, 541297904), (7, 309313088), (8, 270648952), (14, 154656544), (16, 135324476), (28, 77328272), (32, 67662238), (49, 44187584), (53, 40852672), (56, 38664136), (64, 33831119), (98, 22093792), (106, 20426336), (112, 19332068), (196, 11046896), (212, 10213168), (224, 9666034), (343, 6312512), (371, 5836096), (392, 5523448), (424, 5106584), (448, 4833017), (686, 3156256), (742, 2918048), (784, 2761724), (848, 2553292), (1372, 1578128), (1484, 1459024), (1568, 1380862), (1696, 1276646), (1861, 1163456), (2597, 833728), (2744, 789064), (2968, 729512), (3136, 690431), (3392, 638323), (3722, 581728), (5194, 416864), (5488, 394532), (5936, 364756), (7444, 290864), (10388, 208432), (10976, 197266), (11872, 182378), (13027, 166208), (14888, 145432), (18179, 119104), (20776, 104216), (21952, 98633), (23744, 91189), (26054, 83104), (29776, 72716), (36358, 59552), (41552, 52108)]