81091208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{921491}}^1$

素因数の和:921508

約数の個数: 16

約数和(自身を含む): 165868560

約数和(自身を除く): 84777352

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 921491, 1842982, 3685964, 7371928, 10136401, 20272802, 40545604, 81091208]

約数ペア:

[(1, 81091208), (2, 40545604), (4, 20272802), (8, 10136401), (11, 7371928), (22, 3685964), (44, 1842982), (88, 921491)]