27865855

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{751}}^1$

素因数の和:978

約数の個数: 16

約数和(自身を含む): 34489728

約数和(自身を除く): 6623873

約数列:

[1, 5, 41, 181, 205, 751, 905, 3755, 7421, 30791, 37105, 135931, 153955, 679655, 5573171, 27865855]

約数ペア:

[(1, 27865855), (5, 5573171), (41, 679655), (181, 153955), (205, 135931), (751, 37105), (905, 30791), (3755, 7421)]