28096389

素因数分解:

$3^7\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 43689600

約数和(自身を除く): 15593211

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 443, 729, 783, 1329, 2187, 2349, 3987, 7047, 11961, 12847, 21141, 35883, 38541, 63423, 107649, 115623, 322947, 346869, 968841, 1040607, 3121821, 9365463, 28096389]

約数ペア:

[(1, 28096389), (3, 9365463), (9, 3121821), (27, 1040607), (29, 968841), (81, 346869), (87, 322947), (243, 115623), (261, 107649), (443, 63423), (729, 38541), (783, 35883), (1329, 21141), (2187, 12847), (2349, 11961), (3987, 7047)]