128516690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{443161}}^1$

素因数の和:443197

約数の個数: 16

約数和(自身を含む): 239307480

約数和(自身を除く): 110790790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 443161, 886322, 2215805, 4431610, 12851669, 25703338, 64258345, 128516690]

約数ペア:

[(1, 128516690), (2, 64258345), (5, 25703338), (10, 12851669), (29, 4431610), (58, 2215805), (145, 886322), (290, 443161)]