27942590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{214943}}^1$

素因数の和:214963

約数の個数: 16

約数和(自身を含む): 54165888

約数和(自身を除く): 26223298

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 214943, 429886, 1074715, 2149430, 2794259, 5588518, 13971295, 27942590]

約数ペア:

[(1, 27942590), (2, 13971295), (5, 5588518), (10, 2794259), (13, 2149430), (26, 1074715), (65, 429886), (130, 214943)]