128545768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1236017}}^1$

素因数の和:1236036

約数の個数: 16

約数和(自身を含む): 259563780

約数和(自身を除く): 131018012

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1236017, 2472034, 4944068, 9888136, 16068221, 32136442, 64272884, 128545768]

約数ペア:

[(1, 128545768), (2, 64272884), (4, 32136442), (8, 16068221), (13, 9888136), (26, 4944068), (52, 2472034), (104, 1236017)]