128540879984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{730345909}}^1$

素因数の和:730345928

約数の個数: 20

約数和(自身を含む): 271688678520

約数和(自身を除く): 143147798536

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 730345909, 1460691818, 2921383636, 5842767272, 8033804999, 11685534544, 16067609998, 32135219996, 64270439992, 128540879984]

約数ペア:

[(1, 128540879984), (2, 64270439992), (4, 32135219996), (8, 16067609998), (11, 11685534544), (16, 8033804999), (22, 5842767272), (44, 2921383636), (88, 1460691818), (176, 730345909)]