28312125

素因数分解:

$3^1\times 5^3\times {\mathrm{103}}^1\times {\mathrm{733}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 47633664

約数和(自身を除く): 19321539

約数列:

[1, 3, 5, 15, 25, 75, 103, 125, 309, 375, 515, 733, 1545, 2199, 2575, 3665, 7725, 10995, 12875, 18325, 38625, 54975, 75499, 91625, 226497, 274875, 377495, 1132485, 1887475, 5662425, 9437375, 28312125]

約数ペア:

[(1, 28312125), (3, 9437375), (5, 5662425), (15, 1887475), (25, 1132485), (75, 377495), (103, 274875), (125, 226497), (309, 91625), (375, 75499), (515, 54975), (733, 38625), (1545, 18325), (2199, 12875), (2575, 10995), (3665, 7725)]