221518054

素因数分解:

$2^1\times {\mathrm{79}}^2\times {\mathrm{17747}}^1$

素因数の和:17907

約数の個数: 12

約数和(自身を含む): 336555324

約数和(自身を除く): 115037270

約数列:

[1, 2, 79, 158, 6241, 12482, 17747, 35494, 1402013, 2804026, 110759027, 221518054]

約数ペア:

[(1, 221518054), (2, 110759027), (79, 2804026), (158, 1402013), (6241, 35494), (12482, 17747)]