128543994

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{193009}}^1$

素因数の和:193054

約数の個数: 24

約数和(自身を含む): 286040820

約数和(自身を除く): 157496826

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 193009, 386018, 579027, 1158054, 1737081, 3474162, 7141333, 14282666, 21423999, 42847998, 64271997, 128543994]

約数ペア:

[(1, 128543994), (2, 64271997), (3, 42847998), (6, 21423999), (9, 14282666), (18, 7141333), (37, 3474162), (74, 1737081), (111, 1158054), (222, 579027), (333, 386018), (666, 193009)]