28315945

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{7561}}^1$

素因数の和:7680

約数の個数: 16

約数和(自身を含む): 39201408

約数和(自身を除く): 10885463

約数列:

[1, 5, 7, 35, 107, 535, 749, 3745, 7561, 37805, 52927, 264635, 809027, 4045135, 5663189, 28315945]

約数ペア:

[(1, 28315945), (5, 5663189), (7, 4045135), (35, 809027), (107, 264635), (535, 52927), (749, 37805), (3745, 7561)]