28472445

素因数分解:

$3^3\times 5^1\times {\mathrm{210907}}^1$

素因数の和:210921

約数の個数: 16

約数和(自身を含む): 50617920

約数和(自身を除く): 22145475

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 210907, 632721, 1054535, 1898163, 3163605, 5694489, 9490815, 28472445]

約数ペア:

[(1, 28472445), (3, 9490815), (5, 5694489), (9, 3163605), (15, 1898163), (27, 1054535), (45, 632721), (135, 210907)]