221136465

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1340221}}^1$

素因数の和:1340240

約数の個数: 16

約数和(自身を含む): 385983936

約数和(自身を除く): 164847471

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 1340221, 4020663, 6701105, 14742431, 20103315, 44227293, 73712155, 221136465]

約数ペア:

[(1, 221136465), (3, 73712155), (5, 44227293), (11, 20103315), (15, 14742431), (33, 6701105), (55, 4020663), (165, 1340221)]