81177795

素因数分解:

$3^6\times 5^1\times {\mathrm{22271}}^1$

素因数の和:22294

約数の個数: 28

約数和(自身を含む): 146059776

約数和(自身を除く): 64881981

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 22271, 66813, 111355, 200439, 334065, 601317, 1002195, 1803951, 3006585, 5411853, 9019755, 16235559, 27059265, 81177795]

約数ペア:

[(1, 81177795), (3, 27059265), (5, 16235559), (9, 9019755), (15, 5411853), (27, 3006585), (45, 1803951), (81, 1002195), (135, 601317), (243, 334065), (405, 200439), (729, 111355), (1215, 66813), (3645, 22271)]