72856721

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{3119}}^1$

素因数の和:3244

約数の個数: 16

約数和(自身を含む): 86261760

約数和(自身を除く): 13405039

約数列:

[1, 7, 47, 71, 329, 497, 3119, 3337, 21833, 23359, 146593, 221449, 1026151, 1550143, 10408103, 72856721]

約数ペア:

[(1, 72856721), (7, 10408103), (47, 1550143), (71, 1026151), (329, 221449), (497, 146593), (3119, 23359), (3337, 21833)]