28467531

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{12119}}^1$

素因数の和:12160

約数の個数: 20

約数和(自身を含む): 43995600

約数和(自身を除く): 15528069

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 12119, 36357, 109071, 327213, 351451, 981639, 1054353, 3163059, 9489177, 28467531]

約数ペア:

[(1, 28467531), (3, 9489177), (9, 3163059), (27, 1054353), (29, 981639), (81, 351451), (87, 327213), (261, 109071), (783, 36357), (2349, 12119)]