25920387

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{77839}}^1$

素因数の和:77882

約数の個数: 12

約数和(自身を含む): 38452960

約数和(自身を除く): 12532573

約数列:

[1, 3, 9, 37, 111, 333, 77839, 233517, 700551, 2880043, 8640129, 25920387]

約数ペア:

[(1, 25920387), (3, 8640129), (9, 2880043), (37, 700551), (111, 233517), (333, 77839)]