81067281

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{8221}}^1$

素因数の和:8416

約数の個数: 16

約数和(自身を含む): 114450240

約数和(自身を除く): 33382959

約数列:

[1, 3, 19, 57, 173, 519, 3287, 8221, 9861, 24663, 156199, 468597, 1422233, 4266699, 27022427, 81067281]

約数ペア:

[(1, 81067281), (3, 27022427), (19, 4266699), (57, 1422233), (173, 468597), (519, 156199), (3287, 24663), (8221, 9861)]