28776125

素因数分解:

$5^3\times 7^1\times {\mathrm{32887}}^1$

素因数の和:32909

約数の個数: 16

約数和(自身を含む): 41044224

約数和(自身を除く): 12268099

約数列:

[1, 5, 7, 25, 35, 125, 175, 875, 32887, 164435, 230209, 822175, 1151045, 4110875, 5755225, 28776125]

約数ペア:

[(1, 28776125), (5, 5755225), (7, 4110875), (25, 1151045), (35, 822175), (125, 230209), (175, 164435), (875, 32887)]