211328768

素因数分解:

$2^8\times 7^2\times {\mathrm{17}}^1\times {\mathrm{991}}^1$

素因数の和:1038

約数の個数: 108

約数和(自身を含む): 520091712

約数和(自身を除く): 308762944

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 64, 68, 98, 112, 119, 128, 136, 196, 224, 238, 256, 272, 392, 448, 476, 544, 784, 833, 896, 952, 991, 1088, 1568, 1666, 1792, 1904, 1982, 2176, 3136, 3332, 3808, 3964, 4352, 6272, 6664, 6937, 7616, 7928, 12544, 13328, 13874, 15232, 15856, 16847, 26656, 27748, 30464, 31712, 33694, 48559, 53312, 55496, 63424, 67388, 97118, 106624, 110992, 117929, 126848, 134776, 194236, 213248, 221984, 235858, 253696, 269552, 388472, 443968, 471716, 539104, 776944, 825503, 887936, 943432, 1078208, 1553888, 1651006, 1775872, 1886864, 2156416, 3107776, 3302012, 3773728, 4312832, 6215552, 6604024, 7547456, 12431104, 13208048, 15094912, 26416096, 30189824, 52832192, 105664384, 211328768]

約数ペア:

[(1, 211328768), (2, 105664384), (4, 52832192), (7, 30189824), (8, 26416096), (14, 15094912), (16, 13208048), (17, 12431104), (28, 7547456), (32, 6604024), (34, 6215552), (49, 4312832), (56, 3773728), (64, 3302012), (68, 3107776), (98, 2156416), (112, 1886864), (119, 1775872), (128, 1651006), (136, 1553888), (196, 1078208), (224, 943432), (238, 887936), (256, 825503), (272, 776944), (392, 539104), (448, 471716), (476, 443968), (544, 388472), (784, 269552), (833, 253696), (896, 235858), (952, 221984), (991, 213248), (1088, 194236), (1568, 134776), (1666, 126848), (1792, 117929), (1904, 110992), (1982, 106624), (2176, 97118), (3136, 67388), (3332, 63424), (3808, 55496), (3964, 53312), (4352, 48559), (6272, 33694), (6664, 31712), (6937, 30464), (7616, 27748), (7928, 26656), (12544, 16847), (13328, 15856), (13874, 15232)]