81584877

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{40529}}^1$

素因数の和:40604

約数の個数: 16

約数和(自身を含む): 120617280

約数和(自身を除く): 39032403

約数列:

[1, 3, 11, 33, 61, 183, 671, 2013, 40529, 121587, 445819, 1337457, 2472269, 7416807, 27194959, 81584877]

約数ペア:

[(1, 81584877), (3, 27194959), (11, 7416807), (33, 2472269), (61, 1337457), (183, 445819), (671, 121587), (2013, 40529)]