81314091

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{158507}}^1$

素因数の和:158535

約数の個数: 16

約数和(自身を含む): 126806400

約数和(自身を除く): 45492309

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 158507, 475521, 1426563, 3011633, 4279689, 9034899, 27104697, 81314091]

約数ペア:

[(1, 81314091), (3, 27104697), (9, 9034899), (19, 4279689), (27, 3011633), (57, 1426563), (171, 475521), (513, 158507)]