7742871

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{5623}}^1$

素因数の和:5652

約数の個数: 20

約数和(自身を含む): 12249072

約数和(自身を除く): 4506201

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 5623, 16869, 50607, 95591, 151821, 286773, 455463, 860319, 2580957, 7742871]

約数ペア:

[(1, 7742871), (3, 2580957), (9, 860319), (17, 455463), (27, 286773), (51, 151821), (81, 95591), (153, 50607), (459, 16869), (1377, 5623)]