28436975

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3779}}^1$

素因数の和:3839

約数の個数: 24

約数和(自身を含む): 41247360

約数和(自身を除く): 12810385

約数列:

[1, 5, 7, 25, 35, 43, 175, 215, 301, 1075, 1505, 3779, 7525, 18895, 26453, 94475, 132265, 162497, 661325, 812485, 1137479, 4062425, 5687395, 28436975]

約数ペア:

[(1, 28436975), (5, 5687395), (7, 4062425), (25, 1137479), (35, 812485), (43, 661325), (175, 162497), (215, 132265), (301, 94475), (1075, 26453), (1505, 18895), (3779, 7525)]