81997322

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{3761}}^1$

素因数の和:4765

約数の個数: 16

約数和(自身を含む): 134348544

約数和(自身を除く): 52351222

約数列:

[1, 2, 11, 22, 991, 1982, 3761, 7522, 10901, 21802, 41371, 82742, 3727151, 7454302, 40998661, 81997322]

約数ペア:

[(1, 81997322), (2, 40998661), (11, 7454302), (22, 3727151), (991, 82742), (1982, 41371), (3761, 21802), (7522, 10901)]