31972959

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1$

素因数の和:511

約数の個数: 24

約数和(自身を含む): 47211840

約数和(自身を除く): 15238881

約数列:

[1, 3, 9, 79, 193, 233, 237, 579, 699, 711, 1737, 2097, 15247, 18407, 44969, 45741, 55221, 134907, 137223, 165663, 404721, 3552551, 10657653, 31972959]

約数ペア:

[(1, 31972959), (3, 10657653), (9, 3552551), (79, 404721), (193, 165663), (233, 137223), (237, 134907), (579, 55221), (699, 45741), (711, 44969), (1737, 18407), (2097, 15247)]