28190673

素因数分解:

$3^5\times 7^1\times {\mathrm{16573}}^1$

素因数の和:16595

約数の個数: 24

約数和(自身を含む): 48263488

約数和(自身を除く): 20072815

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 16573, 49719, 116011, 149157, 348033, 447471, 1044099, 1342413, 3132297, 4027239, 9396891, 28190673]

約数ペア:

[(1, 28190673), (3, 9396891), (7, 4027239), (9, 3132297), (21, 1342413), (27, 1044099), (63, 447471), (81, 348033), (189, 149157), (243, 116011), (567, 49719), (1701, 16573)]