25870649

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1409}}^1$

素因数の和:1520

約数の個数: 16

約数和(自身を含む): 30771840

約数和(自身を除く): 4901191

約数列:

[1, 7, 43, 61, 301, 427, 1409, 2623, 9863, 18361, 60587, 85949, 424109, 601643, 3695807, 25870649]

約数ペア:

[(1, 25870649), (7, 3695807), (43, 601643), (61, 424109), (301, 85949), (427, 60587), (1409, 18361), (2623, 9863)]