7311789

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{4751}}^1$

素因数の和:4782

約数の個数: 20

約数和(自身を含む): 11499840

約数和(自身を除く): 4188051

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 4751, 14253, 42759, 90269, 128277, 270807, 384831, 812421, 2437263, 7311789]

約数ペア:

[(1, 7311789), (3, 2437263), (9, 812421), (19, 384831), (27, 270807), (57, 128277), (81, 90269), (171, 42759), (513, 14253), (1539, 4751)]