55720305

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8093}}^1$

素因数の和:8127

約数の個数: 40

約数和(自身を含む): 105772392

約数和(自身を除く): 50052087

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 8093, 24279, 40465, 72837, 121395, 137581, 218511, 364185, 412743, 655533, 687905, 1092555, 1238229, 2063715, 3277665, 3714687, 6191145, 11144061, 18573435, 55720305]

約数ペア:

[(1, 55720305), (3, 18573435), (5, 11144061), (9, 6191145), (15, 3714687), (17, 3277665), (27, 2063715), (45, 1238229), (51, 1092555), (81, 687905), (85, 655533), (135, 412743), (153, 364185), (255, 218511), (405, 137581), (459, 121395), (765, 72837), (1377, 40465), (2295, 24279), (6885, 8093)]