85880007

素因数分解:

$3^4\times {\mathrm{509}}^1\times {\mathrm{2083}}^1$

素因数の和:2604

約数の個数: 20

約数和(自身を含む): 128603640

約数和(自身を除く): 42723633

約数列:

[1, 3, 9, 27, 81, 509, 1527, 2083, 4581, 6249, 13743, 18747, 41229, 56241, 168723, 1060247, 3180741, 9542223, 28626669, 85880007]

約数ペア:

[(1, 85880007), (3, 28626669), (9, 9542223), (27, 3180741), (81, 1060247), (509, 168723), (1527, 56241), (2083, 41229), (4581, 18747), (6249, 13743)]