128045205

素因数分解:

$3^6\times 5^1\times {\mathrm{35129}}^1$

素因数の和:35152

約数の個数: 28

約数和(自身を含む): 230382540

約数和(自身を除く): 102337335

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 35129, 105387, 175645, 316161, 526935, 948483, 1580805, 2845449, 4742415, 8536347, 14227245, 25609041, 42681735, 128045205]

約数ペア:

[(1, 128045205), (3, 42681735), (5, 25609041), (9, 14227245), (15, 8536347), (27, 4742415), (45, 2845449), (81, 1580805), (135, 948483), (243, 526935), (405, 316161), (729, 175645), (1215, 105387), (3645, 35129)]