2827643

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 3715488

約数和(自身を除く): 887845

約数列:

[1, 7, 13, 23, 49, 91, 161, 193, 299, 637, 1127, 1351, 2093, 2509, 4439, 9457, 14651, 17563, 31073, 57707, 122941, 217511, 403949, 2827643]

約数ペア:

[(1, 2827643), (7, 403949), (13, 217511), (23, 122941), (49, 57707), (91, 31073), (161, 17563), (193, 14651), (299, 9457), (637, 4439), (1127, 2509), (1351, 2093)]