81898095

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{321169}}^1$

素因数の和:321194

約数の個数: 16

約数和(自身を含む): 138745440

約数和(自身を除く): 56847345

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 321169, 963507, 1605845, 4817535, 5459873, 16379619, 27299365, 81898095]

約数ペア:

[(1, 81898095), (3, 27299365), (5, 16379619), (15, 5459873), (17, 4817535), (51, 1605845), (85, 963507), (255, 321169)]