25606221

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{503}}^1$

素因数の和:816

約数の個数: 16

約数和(自身を含む): 34836480

約数和(自身を除く): 9230259

約数列:

[1, 3, 71, 213, 239, 503, 717, 1509, 16969, 35713, 50907, 107139, 120217, 360651, 8535407, 25606221]

約数ペア:

[(1, 25606221), (3, 8535407), (71, 360651), (213, 120217), (239, 107139), (503, 50907), (717, 35713), (1509, 16969)]