76681647

素因数分解:

$3^4\times 7^1\times {\mathrm{135241}}^1$

素因数の和:135260

約数の個数: 20

約数和(自身を含む): 130914256

約数和(自身を除く): 54232609

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 135241, 405723, 946687, 1217169, 2840061, 3651507, 8520183, 10954521, 25560549, 76681647]

約数ペア:

[(1, 76681647), (3, 25560549), (7, 10954521), (9, 8520183), (21, 3651507), (27, 2840061), (63, 1217169), (81, 946687), (189, 405723), (567, 135241)]