253305

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 473928

約数和(自身を除く): 220623

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 433, 585, 1299, 2165, 3897, 5629, 6495, 16887, 19485, 28145, 50661, 84435, 253305]

約数ペア:

[(1, 253305), (3, 84435), (5, 50661), (9, 28145), (13, 19485), (15, 16887), (39, 6495), (45, 5629), (65, 3897), (117, 2165), (195, 1299), (433, 585)]