28416639

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{10513}}^1$

素因数の和:10586

約数の個数: 16

約数和(自身を含む): 40878432

約数和(自身を除く): 12461793

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 10513, 31539, 178721, 536163, 557189, 1671567, 9472213, 28416639]

約数ペア:

[(1, 28416639), (3, 9472213), (17, 1671567), (51, 557189), (53, 536163), (159, 178721), (901, 31539), (2703, 10513)]