28229019

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1951}}^1$

素因数の和:2027

約数の個数: 32

約数和(自身を含む): 47222784

約数和(自身を除く): 18993765

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 1113, 1951, 2067, 4823, 5853, 13657, 14469, 25363, 40971, 76089, 103403, 177541, 310209, 532623, 723821, 1344239, 2171463, 4032717, 9409673, 28229019]

約数ペア:

[(1, 28229019), (3, 9409673), (7, 4032717), (13, 2171463), (21, 1344239), (39, 723821), (53, 532623), (91, 310209), (159, 177541), (273, 103403), (371, 76089), (689, 40971), (1113, 25363), (1951, 14469), (2067, 13657), (4823, 5853)]