81312063

素因数分解:

$3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{9467}}^1$

素因数の和:9886

約数の個数: 16

約数和(自身を含む): 124220160

約数和(自身を除く): 42908097

約数列:

[1, 3, 7, 21, 409, 1227, 2863, 8589, 9467, 28401, 66269, 198807, 3872003, 11616009, 27104021, 81312063]

約数ペア:

[(1, 81312063), (3, 27104021), (7, 11616009), (21, 3872003), (409, 198807), (1227, 66269), (2863, 28401), (8589, 9467)]