138016885

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1\times {\mathrm{929}}^1$

素因数の和:1668

約数の個数: 16

約数和(自身を含む): 169899840

約数和(自身を除く): 31882955

約数列:

[1, 5, 43, 215, 691, 929, 3455, 4645, 29713, 39947, 148565, 199735, 641939, 3209695, 27603377, 138016885]

約数ペア:

[(1, 138016885), (5, 27603377), (43, 3209695), (215, 641939), (691, 199735), (929, 148565), (3455, 39947), (4645, 29713)]