1325421

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 2109120

約数和(自身を除く): 783699

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 337, 437, 1011, 1311, 3033, 3933, 6403, 7751, 19209, 23253, 57627, 69759, 147269, 441807, 1325421]

約数ペア:

[(1, 1325421), (3, 441807), (9, 147269), (19, 69759), (23, 57627), (57, 23253), (69, 19209), (171, 7751), (207, 6403), (337, 3933), (437, 3033), (1011, 1311)]