261639358

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1\times {\mathrm{9479}}^1$

素因数の和:9891

約数の個数: 16

約数和(自身を含む): 404189280

約数和(自身を除く): 142549922

約数列:

[1, 2, 37, 74, 373, 746, 9479, 13801, 18958, 27602, 350723, 701446, 3535667, 7071334, 130819679, 261639358]

約数ペア:

[(1, 261639358), (2, 130819679), (37, 7071334), (74, 3535667), (373, 701446), (746, 350723), (9479, 27602), (13801, 18958)]