128220796

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{264919}}^1$

素因数の和:264945

約数の個数: 18

約数和(自身を含む): 246640520

約数和(自身を除く): 118419724

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 264919, 529838, 1059676, 2914109, 5828218, 11656436, 32055199, 64110398, 128220796]

約数ペア:

[(1, 128220796), (2, 64110398), (4, 32055199), (11, 11656436), (22, 5828218), (44, 2914109), (121, 1059676), (242, 529838), (484, 264919)]