668607

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:190

約数の個数: 16

約数和(自身を含む): 937728

約数和(自身を除く): 269121

約数列:

[1, 3, 43, 71, 73, 129, 213, 219, 3053, 3139, 5183, 9159, 9417, 15549, 222869, 668607]

約数ペア:

[(1, 668607), (3, 222869), (43, 15549), (71, 9417), (73, 9159), (129, 5183), (213, 3139), (219, 3053)]