86997021

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1\times {\mathrm{1609}}^1$

素因数の和:1948

約数の個数: 16

約数和(自身を含む): 118238400

約数和(自身を除く): 31241379

約数列:

[1, 3, 67, 201, 269, 807, 1609, 4827, 18023, 54069, 107803, 323409, 432821, 1298463, 28999007, 86997021]

約数ペア:

[(1, 86997021), (3, 28999007), (67, 1298463), (201, 432821), (269, 323409), (807, 107803), (1609, 54069), (4827, 18023)]