42726987

素因数分解:

$3^3\times {\mathrm{509}}^1\times {\mathrm{3109}}^1$

素因数の和:3627

約数の個数: 16

約数和(自身を含む): 63444000

約数和(自身を除く): 20717013

約数列:

[1, 3, 9, 27, 509, 1527, 3109, 4581, 9327, 13743, 27981, 83943, 1582481, 4747443, 14242329, 42726987]

約数ペア:

[(1, 42726987), (3, 14242329), (9, 4747443), (27, 1582481), (509, 83943), (1527, 27981), (3109, 13743), (4581, 9327)]