128840882

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1\times {\mathrm{4021}}^1$

素因数の和:4493

約数の個数: 16

約数和(自身を含む): 198992472

約数和(自身を除く): 70151590

約数列:

[1, 2, 37, 74, 433, 866, 4021, 8042, 16021, 32042, 148777, 297554, 1741093, 3482186, 64420441, 128840882]

約数ペア:

[(1, 128840882), (2, 64420441), (37, 3482186), (74, 1741093), (433, 297554), (866, 148777), (4021, 32042), (8042, 16021)]