81028915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{35933}}^1$

素因数の和:35990

約数の個数: 16

約数和(自身を含む): 108664416

約数和(自身を除く): 27635501

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 35933, 179665, 395263, 1473253, 1976315, 7366265, 16205783, 81028915]

約数ペア:

[(1, 81028915), (5, 16205783), (11, 7366265), (41, 1976315), (55, 1473253), (205, 395263), (451, 179665), (2255, 35933)]