284911225

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{392981}}^1$

素因数の和:393020

約数の個数: 12

約数和(自身を含む): 365473260

約数和(自身を除く): 80562035

約数列:

[1, 5, 25, 29, 145, 725, 392981, 1964905, 9824525, 11396449, 56982245, 284911225]

約数ペア:

[(1, 284911225), (5, 56982245), (25, 11396449), (29, 9824525), (145, 1964905), (725, 392981)]