28563325

素因数分解:

$5^2\times 7^3\times {\mathrm{3331}}^1$

素因数の和:3362

約数の個数: 24

約数和(自身を含む): 41316800

約数和(自身を除く): 12753475

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 343, 1225, 1715, 3331, 8575, 16655, 23317, 83275, 116585, 163219, 582925, 816095, 1142533, 4080475, 5712665, 28563325]

約数ペア:

[(1, 28563325), (5, 5712665), (7, 4080475), (25, 1142533), (35, 816095), (49, 582925), (175, 163219), (245, 116585), (343, 83275), (1225, 23317), (1715, 16655), (3331, 8575)]