28493885

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{22003}}^1$

素因数の和:22052

約数の個数: 16

約数和(自身を含む): 40135296

約数和(自身を除く): 11641411

約数列:

[1, 5, 7, 35, 37, 185, 259, 1295, 22003, 110015, 154021, 770105, 814111, 4070555, 5698777, 28493885]

約数ペア:

[(1, 28493885), (5, 5698777), (7, 4070555), (35, 814111), (37, 770105), (185, 154021), (259, 110015), (1295, 22003)]