129687543

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{2179}}^1$

素因数の和:2591

約数の個数: 24

約数和(自身を含む): 198946800

約数和(自身を除く): 69259257

約数列:

[1, 3, 9, 17, 51, 153, 389, 1167, 2179, 3501, 6537, 6613, 19611, 19839, 37043, 59517, 111129, 333387, 847631, 2542893, 7628679, 14409727, 43229181, 129687543]

約数ペア:

[(1, 129687543), (3, 43229181), (9, 14409727), (17, 7628679), (51, 2542893), (153, 847631), (389, 333387), (1167, 111129), (2179, 59517), (3501, 37043), (6537, 19839), (6613, 19611)]