28438059

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{727}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 44029440

約数和(自身を除く): 15591381

約数列:

[1, 3, 13, 17, 39, 51, 59, 177, 221, 663, 727, 767, 1003, 2181, 2301, 3009, 9451, 12359, 13039, 28353, 37077, 39117, 42893, 128679, 160667, 482001, 557609, 729181, 1672827, 2187543, 9479353, 28438059]

約数ペア:

[(1, 28438059), (3, 9479353), (13, 2187543), (17, 1672827), (39, 729181), (51, 557609), (59, 482001), (177, 160667), (221, 128679), (663, 42893), (727, 39117), (767, 37077), (1003, 28353), (2181, 13039), (2301, 12359), (3009, 9451)]