28605195

素因数分解:

$3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2417}}^1$

素因数の和:2691

約数の個数: 24

約数和(自身を含む): 49791456

約数和(自身を除く): 21186261

約数列:

[1, 3, 5, 9, 15, 45, 263, 789, 1315, 2367, 2417, 3945, 7251, 11835, 12085, 21753, 36255, 108765, 635671, 1907013, 3178355, 5721039, 9535065, 28605195]

約数ペア:

[(1, 28605195), (3, 9535065), (5, 5721039), (9, 3178355), (15, 1907013), (45, 635671), (263, 108765), (789, 36255), (1315, 21753), (2367, 12085), (2417, 11835), (3945, 7251)]