128551386

素因数分解:

$2^1\times 3^1\times {\mathrm{101}}^1\times {\mathrm{212131}}^1$

素因数の和:212237

約数の個数: 16

約数和(自身を含む): 259649568

約数和(自身を除く): 131098182

約数列:

[1, 2, 3, 6, 101, 202, 303, 606, 212131, 424262, 636393, 1272786, 21425231, 42850462, 64275693, 128551386]

約数ペア:

[(1, 128551386), (2, 64275693), (3, 42850462), (6, 21425231), (101, 1272786), (202, 636393), (303, 424262), (606, 212131)]