131496772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{7307}}^1$

素因数の和:7731

約数の個数: 24

約数和(自身を含む): 251687520

約数和(自身を除く): 120190748

約数列:

[1, 2, 4, 11, 22, 44, 409, 818, 1636, 4499, 7307, 8998, 14614, 17996, 29228, 80377, 160754, 321508, 2988563, 5977126, 11954252, 32874193, 65748386, 131496772]

約数ペア:

[(1, 131496772), (2, 65748386), (4, 32874193), (11, 11954252), (22, 5977126), (44, 2988563), (409, 321508), (818, 160754), (1636, 80377), (4499, 29228), (7307, 17996), (8998, 14614)]