28336175

素因数分解:

$5^2\times 7^1\times {\mathrm{161921}}^1$

素因数の和:161938

約数の個数: 12

約数和(自身を含む): 40156656

約数和(自身を除く): 11820481

約数列:

[1, 5, 7, 25, 35, 175, 161921, 809605, 1133447, 4048025, 5667235, 28336175]

約数ペア:

[(1, 28336175), (5, 5667235), (7, 4048025), (25, 1133447), (35, 809605), (175, 161921)]