489340413

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{138349}}^1$

素因数の和:138489

約数の個数: 16

約数和(自身を含む): 730488000

約数和(自身を除く): 241147587

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 138349, 415047, 1245141, 3735423, 18123719, 54371157, 163113471, 489340413]

約数ペア:

[(1, 489340413), (3, 163113471), (9, 54371157), (27, 18123719), (131, 3735423), (393, 1245141), (1179, 415047), (3537, 138349)]