28549725

素因数分解:

$3^1\times 5^2\times {\mathrm{191}}^1\times {\mathrm{1993}}^1$

素因数の和:2197

約数の個数: 24

約数和(自身を含む): 47473152

約数和(自身を除く): 18923427

約数列:

[1, 3, 5, 15, 25, 75, 191, 573, 955, 1993, 2865, 4775, 5979, 9965, 14325, 29895, 49825, 149475, 380663, 1141989, 1903315, 5709945, 9516575, 28549725]

約数ペア:

[(1, 28549725), (3, 9516575), (5, 5709945), (15, 1903315), (25, 1141989), (75, 380663), (191, 149475), (573, 49825), (955, 29895), (1993, 14325), (2865, 9965), (4775, 5979)]