205129998

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{308003}}^1$

素因数の和:308048

約数の個数: 24

約数和(自身を含む): 456461928

約数和(自身を除く): 251331930

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 308003, 616006, 924009, 1848018, 2772027, 5544054, 11396111, 22792222, 34188333, 68376666, 102564999, 205129998]

約数ペア:

[(1, 205129998), (2, 102564999), (3, 68376666), (6, 34188333), (9, 22792222), (18, 11396111), (37, 5544054), (74, 2772027), (111, 1848018), (222, 924009), (333, 616006), (666, 308003)]