81317613

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{122651}}^1$

素因数の和:122684

約数の個数: 16

約数和(自身を含む): 123633216

約数和(自身を除く): 42315603

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 122651, 367953, 1594463, 2085067, 4783389, 6255201, 27105871, 81317613]

約数ペア:

[(1, 81317613), (3, 27105871), (13, 6255201), (17, 4783389), (39, 2085067), (51, 1594463), (221, 367953), (663, 122651)]