25705329

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{28657}}^1$

素因数の和:28696

約数の個数: 16

約数和(自身を含む): 38516352

約数和(自身を除く): 12811023

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 28657, 85971, 372541, 659111, 1117623, 1977333, 8568443, 25705329]

約数ペア:

[(1, 25705329), (3, 8568443), (13, 1977333), (23, 1117623), (39, 659111), (69, 372541), (299, 85971), (897, 28657)]