28673847

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1951}}^1$

素因数の和:2051

約数の個数: 24

約数和(自身を含む): 43849728

約数和(自身を除く): 15175881

約数列:

[1, 3, 9, 23, 69, 71, 207, 213, 639, 1633, 1951, 4899, 5853, 14697, 17559, 44873, 134619, 138521, 403857, 415563, 1246689, 3185983, 9557949, 28673847]

約数ペア:

[(1, 28673847), (3, 9557949), (9, 3185983), (23, 1246689), (69, 415563), (71, 403857), (207, 138521), (213, 134619), (639, 44873), (1633, 17559), (1951, 14697), (4899, 5853)]