25129989

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{821}}^1$

素因数の和:1025

約数の個数: 24

約数和(自身を含む): 38469600

約数和(自身を除く): 13339611

約数列:

[1, 3, 9, 19, 57, 171, 179, 537, 821, 1611, 2463, 3401, 7389, 10203, 15599, 30609, 46797, 140391, 146959, 440877, 1322631, 2792221, 8376663, 25129989]

約数ペア:

[(1, 25129989), (3, 8376663), (9, 2792221), (19, 1322631), (57, 440877), (171, 146959), (179, 140391), (537, 46797), (821, 30609), (1611, 15599), (2463, 10203), (3401, 7389)]