47491389

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20857}}^1$

素因数の和:20897

約数の個数: 24

約数和(自身を含む): 78092352

約数和(自身を除く): 30600963

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 20857, 62571, 187713, 229427, 479711, 688281, 1439133, 2064843, 4317399, 5276821, 15830463, 47491389]

約数ペア:

[(1, 47491389), (3, 15830463), (9, 5276821), (11, 4317399), (23, 2064843), (33, 1439133), (69, 688281), (99, 479711), (207, 229427), (253, 187713), (759, 62571), (2277, 20857)]