12945709

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1049}}^1$

素因数の和:1140

約数の個数: 16

約数和(自身を含む): 15523200

約数和(自身を除く): 2577491

約数列:

[1, 7, 41, 43, 287, 301, 1049, 1763, 7343, 12341, 43009, 45107, 301063, 315749, 1849387, 12945709]

約数ペア:

[(1, 12945709), (7, 1849387), (41, 315749), (43, 301063), (287, 45107), (301, 43009), (1049, 12341), (1763, 7343)]