166156085

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{20887}}^1$

素因数の和:20972

約数の個数: 16

約数和(自身を含む): 209548416

約数和(自身を除く): 43392331

約数列:

[1, 5, 37, 43, 185, 215, 1591, 7955, 20887, 104435, 772819, 898141, 3864095, 4490705, 33231217, 166156085]

約数ペア:

[(1, 166156085), (5, 33231217), (37, 4490705), (43, 3864095), (185, 898141), (215, 772819), (1591, 104435), (7955, 20887)]