13257297

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{1699}}^1$

素因数の和:1742

約数の個数: 24

約数和(自身を含む): 20876000

約数和(自身を除く): 7618703

約数列:

[1, 3, 9, 17, 27, 51, 153, 289, 459, 867, 1699, 2601, 5097, 7803, 15291, 28883, 45873, 86649, 259947, 491011, 779841, 1473033, 4419099, 13257297]

約数ペア:

[(1, 13257297), (3, 4419099), (9, 1473033), (17, 779841), (27, 491011), (51, 259947), (153, 86649), (289, 45873), (459, 28883), (867, 15291), (1699, 7803), (2601, 5097)]