28885868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{4723}}^1$

素因数の和:4877

約数の個数: 24

約数和(自身を含む): 55554240

約数和(自身を除く): 26668372

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 4723, 6116, 9446, 18892, 51953, 103906, 207812, 656497, 1312994, 2625988, 7221467, 14442934, 28885868]

約数ペア:

[(1, 28885868), (2, 14442934), (4, 7221467), (11, 2625988), (22, 1312994), (44, 656497), (139, 207812), (278, 103906), (556, 51953), (1529, 18892), (3058, 9446), (4723, 6116)]