12982795

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2789}}^1$

素因数の和:2827

約数の個数: 24

約数和(自身を含む): 19083600

約数和(自身を除く): 6100805

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 665, 931, 2789, 4655, 13945, 19523, 52991, 97615, 136661, 264955, 370937, 683305, 1854685, 2596559, 12982795]

約数ペア:

[(1, 12982795), (5, 2596559), (7, 1854685), (19, 683305), (35, 370937), (49, 264955), (95, 136661), (133, 97615), (245, 52991), (665, 19523), (931, 13945), (2789, 4655)]