28047976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2293}}^1$

素因数の和:2449

約数の個数: 32

約数和(自身を含む): 57808800

約数和(自身を除く): 29760824

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 139, 278, 556, 1112, 1529, 2293, 3058, 4586, 6116, 9172, 12232, 18344, 25223, 50446, 100892, 201784, 318727, 637454, 1274908, 2549816, 3505997, 7011994, 14023988, 28047976]

約数ペア:

[(1, 28047976), (2, 14023988), (4, 7011994), (8, 3505997), (11, 2549816), (22, 1274908), (44, 637454), (88, 318727), (139, 201784), (278, 100892), (556, 50446), (1112, 25223), (1529, 18344), (2293, 12232), (3058, 9172), (4586, 6116)]