31341345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{709}}^1$

素因数の和:1145

約数の個数: 32

約数和(自身を含む): 57527040

約数和(自身を除く): 26185695

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 421, 709, 1263, 2105, 2127, 2947, 3545, 4963, 6315, 8841, 10635, 14735, 14889, 24815, 44205, 74445, 298489, 895467, 1492445, 2089423, 4477335, 6268269, 10447115, 31341345]

約数ペア:

[(1, 31341345), (3, 10447115), (5, 6268269), (7, 4477335), (15, 2089423), (21, 1492445), (35, 895467), (105, 298489), (421, 74445), (709, 44205), (1263, 24815), (2105, 14889), (2127, 14735), (2947, 10635), (3545, 8841), (4963, 6315)]