669681

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{1459}}^1$

素因数の和:1485

約数の個数: 16

約数和(自身を含む): 1051200

約数和(自身を除く): 381519

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 1459, 4377, 13131, 24803, 39393, 74409, 223227, 669681]

約数ペア:

[(1, 669681), (3, 223227), (9, 74409), (17, 39393), (27, 24803), (51, 13131), (153, 4377), (459, 1459)]