80721789

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{4349}}^1$

素因数の和:4644

約数の個数: 16

約数和(自身を含む): 112752000

約数和(自身を除く): 32030211

約数列:

[1, 3, 23, 69, 269, 807, 4349, 6187, 13047, 18561, 100027, 300081, 1169881, 3509643, 26907263, 80721789]

約数ペア:

[(1, 80721789), (3, 26907263), (23, 3509643), (69, 1169881), (269, 300081), (807, 100027), (4349, 18561), (6187, 13047)]