28275945

素因数分解:

$3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{6661}}^1$

素因数の和:6952

約数の個数: 16

約数和(自身を含む): 45408192

約数和(自身を除く): 17132247

約数列:

[1, 3, 5, 15, 283, 849, 1415, 4245, 6661, 19983, 33305, 99915, 1885063, 5655189, 9425315, 28275945]

約数ペア:

[(1, 28275945), (3, 9425315), (5, 5655189), (15, 1885063), (283, 99915), (849, 33305), (1415, 19983), (4245, 6661)]