17391423

素因数分解:

$3^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{613}}^1$

素因数の和:823

約数の個数: 24

約数和(自身を含む): 27158448

約数和(自身を除く): 9767025

約数列:

[1, 3, 7, 21, 49, 147, 193, 579, 613, 1351, 1839, 4053, 4291, 9457, 12873, 28371, 30037, 90111, 118309, 354927, 828163, 2484489, 5797141, 17391423]

約数ペア:

[(1, 17391423), (3, 5797141), (7, 2484489), (21, 828163), (49, 354927), (147, 118309), (193, 90111), (579, 30037), (613, 28371), (1351, 12873), (1839, 9457), (4053, 4291)]