2165885

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 2794176

約数和(自身を除く): 628291

約数列:

[1, 5, 17, 83, 85, 307, 415, 1411, 1535, 5219, 7055, 25481, 26095, 127405, 433177, 2165885]

約数ペア:

[(1, 2165885), (5, 433177), (17, 127405), (83, 26095), (85, 25481), (307, 7055), (415, 5219), (1411, 1535)]