289607589

素因数分解:

$3^3\times {\mathrm{523}}^1\times {\mathrm{20509}}^1$

素因数の和:21041

約数の個数: 16

約数和(自身を含む): 429889600

約数和(自身を除く): 140282011

約数列:

[1, 3, 9, 27, 523, 1569, 4707, 14121, 20509, 61527, 184581, 553743, 10726207, 32178621, 96535863, 289607589]

約数ペア:

[(1, 289607589), (3, 96535863), (9, 32178621), (27, 10726207), (523, 553743), (1569, 184581), (4707, 61527), (14121, 20509)]