12716289

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{4889}}^1$

素因数の和:4929

約数の個数: 18

約数和(自身を含む): 19515990

約数和(自身を除く): 6799701

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 4889, 14667, 44001, 83113, 249339, 748017, 1412921, 4238763, 12716289]

約数ペア:

[(1, 12716289), (3, 4238763), (9, 1412921), (17, 748017), (51, 249339), (153, 83113), (289, 44001), (867, 14667), (2601, 4889)]