28521745

素因数分解:

$5^1\times 7^1\times {\mathrm{829}}^1\times {\mathrm{983}}^1$

素因数の和:1824

約数の個数: 16

約数和(自身を含む): 39202560

約数和(自身を除く): 10680815

約数列:

[1, 5, 7, 35, 829, 983, 4145, 4915, 5803, 6881, 29015, 34405, 814907, 4074535, 5704349, 28521745]

約数ペア:

[(1, 28521745), (5, 5704349), (7, 4074535), (35, 814907), (829, 34405), (983, 29015), (4145, 6881), (4915, 5803)]