28388045

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47711}}^1$

素因数の和:47740

約数の個数: 16

約数和(自身を含む): 41223168

約数和(自身を除く): 12835123

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 47711, 238555, 333977, 811087, 1669885, 4055435, 5677609, 28388045]

約数ペア:

[(1, 28388045), (5, 5677609), (7, 4055435), (17, 1669885), (35, 811087), (85, 333977), (119, 238555), (595, 47711)]