81736215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{495371}}^1$

素因数の和:495390

約数の個数: 16

約数和(自身を含む): 142667136

約数和(自身を除く): 60930921

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 495371, 1486113, 2476855, 5449081, 7430565, 16347243, 27245405, 81736215]

約数ペア:

[(1, 81736215), (3, 27245405), (5, 16347243), (11, 7430565), (15, 5449081), (33, 2476855), (55, 1486113), (165, 495371)]