261128799

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{509023}}^1$

素因数の和:509051

約数の個数: 16

約数和(自身を含む): 407219200

約数和(自身を除く): 146090401

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 509023, 1527069, 4581207, 9671437, 13743621, 29014311, 87042933, 261128799]

約数ペア:

[(1, 261128799), (3, 87042933), (9, 29014311), (19, 13743621), (27, 9671437), (57, 4581207), (171, 1527069), (513, 509023)]