255674367

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{728417}}^1$

素因数の和:728439

約数の個数: 16

約数和(自身を含む): 407914080

約数和(自身を除く): 152239713

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 728417, 2185251, 6555753, 9469421, 19667259, 28408263, 85224789, 255674367]

約数ペア:

[(1, 255674367), (3, 85224789), (9, 28408263), (13, 19667259), (27, 9469421), (39, 6555753), (117, 2185251), (351, 728417)]