25369724

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 45252480

約数和(自身を除く): 19882756

約数列:

[1, 2, 4, 103, 139, 206, 278, 412, 443, 556, 886, 1772, 14317, 28634, 45629, 57268, 61577, 91258, 123154, 182516, 246308, 6342431, 12684862, 25369724]

約数ペア:

[(1, 25369724), (2, 12684862), (4, 6342431), (103, 246308), (139, 182516), (206, 123154), (278, 91258), (412, 61577), (443, 57268), (556, 45629), (886, 28634), (1772, 14317)]