16661133

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{3881}}^1$

素因数の和:3946

約数の個数: 20

約数和(自身を含む): 25364988

約数和(自身を除く): 8703855

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 3881, 4293, 11643, 34929, 104787, 205693, 314361, 617079, 1851237, 5553711, 16661133]

約数ペア:

[(1, 16661133), (3, 5553711), (9, 1851237), (27, 617079), (53, 314361), (81, 205693), (159, 104787), (477, 34929), (1431, 11643), (3881, 4293)]