12431104

素因数分解:

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

素因数の和:1021

約数の個数: 54

約数和(自身を含む): 28893984

約数和(自身を除く): 16462880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 991, 1568, 1792, 1982, 3136, 3964, 6272, 6937, 7928, 12544, 13874, 15856, 27748, 31712, 48559, 55496, 63424, 97118, 110992, 126848, 194236, 221984, 253696, 388472, 443968, 776944, 887936, 1553888, 1775872, 3107776, 6215552, 12431104]

約数ペア:

[(1, 12431104), (2, 6215552), (4, 3107776), (7, 1775872), (8, 1553888), (14, 887936), (16, 776944), (28, 443968), (32, 388472), (49, 253696), (56, 221984), (64, 194236), (98, 126848), (112, 110992), (128, 97118), (196, 63424), (224, 55496), (256, 48559), (392, 31712), (448, 27748), (784, 15856), (896, 13874), (991, 12544), (1568, 7928), (1792, 6937), (1982, 6272), (3136, 3964)]