86887556

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{31991}}^1$

素因数の和:32099

約数の個数: 24

約数和(自身を含む): 175572096

約数和(自身を除く): 88684540

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 31991, 63982, 127964, 223937, 447874, 895748, 3103127, 6206254, 12412508, 21721889, 43443778, 86887556]

約数ペア:

[(1, 86887556), (2, 43443778), (4, 21721889), (7, 12412508), (14, 6206254), (28, 3103127), (97, 895748), (194, 447874), (388, 223937), (679, 127964), (1358, 63982), (2716, 31991)]