25555887

素因数分解:

$3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1787}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 42397056

約数和(自身を除く): 16841169

約数列:

[1, 3, 7, 9, 21, 63, 227, 681, 1589, 1787, 2043, 4767, 5361, 12509, 14301, 16083, 37527, 112581, 405649, 1216947, 2839543, 3650841, 8518629, 25555887]

約数ペア:

[(1, 25555887), (3, 8518629), (7, 3650841), (9, 2839543), (21, 1216947), (63, 405649), (227, 112581), (681, 37527), (1589, 16083), (1787, 14301), (2043, 12509), (4767, 5361)]