28642047

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43997}}^1$

素因数の和:44038

約数の個数: 16

約数和(自身を含む): 45053952

約数和(自身を除く): 16411905

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 43997, 131991, 307979, 923937, 1363907, 4091721, 9547349, 28642047]

約数ペア:

[(1, 28642047), (3, 9547349), (7, 4091721), (21, 1363907), (31, 923937), (93, 307979), (217, 131991), (651, 43997)]