2558156

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 4656960

約数和(自身を除く): 2098804

約数列:

[1, 2, 4, 43, 86, 107, 139, 172, 214, 278, 428, 556, 4601, 5977, 9202, 11954, 14873, 18404, 23908, 29746, 59492, 639539, 1279078, 2558156]

約数ペア:

[(1, 2558156), (2, 1279078), (4, 639539), (43, 59492), (86, 29746), (107, 23908), (139, 18404), (172, 14873), (214, 11954), (278, 9202), (428, 5977), (556, 4601)]