12959975

素因数分解:

$5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{719}}^1$

素因数の和:839

約数の個数: 24

約数和(自身を含む): 18570240

約数和(自身を除く): 5610265

約数列:

[1, 5, 7, 25, 35, 103, 175, 515, 719, 721, 2575, 3595, 3605, 5033, 17975, 18025, 25165, 74057, 125825, 370285, 518399, 1851425, 2591995, 12959975]

約数ペア:

[(1, 12959975), (5, 2591995), (7, 1851425), (25, 518399), (35, 370285), (103, 125825), (175, 74057), (515, 25165), (719, 18025), (721, 17975), (2575, 5033), (3595, 3605)]