8201991

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5501}}^1$

素因数の和:5582

約数の個数: 16

約数和(自身を含む): 12676608

約数和(自身を除く): 4474617

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 5501, 16503, 38507, 115521, 390571, 1171713, 2733997, 8201991]

約数ペア:

[(1, 8201991), (3, 2733997), (7, 1171713), (21, 390571), (71, 115521), (213, 38507), (497, 16503), (1491, 5501)]