128828754

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{421009}}^1$

素因数の和:421034

約数の個数: 24

約数和(自身を含む): 295549020

約数和(自身を除く): 166720266

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 421009, 842018, 1263027, 2526054, 3789081, 7157153, 7578162, 14314306, 21471459, 42942918, 64414377, 128828754]

約数ペア:

[(1, 128828754), (2, 64414377), (3, 42942918), (6, 21471459), (9, 14314306), (17, 7578162), (18, 7157153), (34, 3789081), (51, 2526054), (102, 1263027), (153, 842018), (306, 421009)]