49923945

素因数分解:

$3^4\times 5^1\times {\mathrm{123269}}^1$

素因数の和:123286

約数の個数: 20

約数和(自身を含む): 89494020

約数和(自身を除く): 39570075

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 123269, 369807, 616345, 1109421, 1849035, 3328263, 5547105, 9984789, 16641315, 49923945]

約数ペア:

[(1, 49923945), (3, 16641315), (5, 9984789), (9, 5547105), (15, 3328263), (27, 1849035), (45, 1109421), (81, 616345), (135, 369807), (405, 123269)]