289242863

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{43541}}^1$

素因数の和:43634

約数の個数: 16

約数和(自身を含む): 360876096

約数和(自身を除く): 71633233

約数列:

[1, 7, 13, 73, 91, 511, 949, 6643, 43541, 304787, 566033, 3178493, 3962231, 22249451, 41320409, 289242863]

約数ペア:

[(1, 289242863), (7, 41320409), (13, 22249451), (73, 3962231), (91, 3178493), (511, 566033), (949, 304787), (6643, 43541)]