25856831

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1987}}^1$

素因数の和:2031

約数の個数: 24

約数和(自身を含む): 34925184

約数和(自身を除く): 9068353

約数列:

[1, 7, 11, 13, 77, 91, 143, 169, 1001, 1183, 1859, 1987, 13013, 13909, 21857, 25831, 152999, 180817, 284141, 335803, 1988987, 2350621, 3693833, 25856831]

約数ペア:

[(1, 25856831), (7, 3693833), (11, 2350621), (13, 1988987), (77, 335803), (91, 284141), (143, 180817), (169, 152999), (1001, 25831), (1183, 21857), (1859, 13909), (1987, 13013)]