57804921

素因数分解:

$3^4\times {\mathrm{647}}^1\times {\mathrm{1103}}^1$

素因数の和:1762

約数の個数: 20

約数和(自身を含む): 86562432

約数和(自身を除く): 28757511

約数列:

[1, 3, 9, 27, 81, 647, 1103, 1941, 3309, 5823, 9927, 17469, 29781, 52407, 89343, 713641, 2140923, 6422769, 19268307, 57804921]

約数ペア:

[(1, 57804921), (3, 19268307), (9, 6422769), (27, 2140923), (81, 713641), (647, 89343), (1103, 52407), (1941, 29781), (3309, 17469), (5823, 9927)]