8709201

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{5659}}^1$

素因数の和:5690

約数の個数: 20

約数和(自身を含む): 13697200

約数和(自身を除く): 4987999

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 5659, 16977, 50931, 107521, 152793, 322563, 458379, 967689, 2903067, 8709201]

約数ペア:

[(1, 8709201), (3, 2903067), (9, 967689), (19, 458379), (27, 322563), (57, 152793), (81, 107521), (171, 50931), (513, 16977), (1539, 5659)]