81502792

素因数分解:

$2^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{4397}}^1$

素因数の和:4741

約数の個数: 32

約数和(自身を含む): 175216320

約数和(自身を除く): 93713528

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 331, 662, 1324, 2317, 2648, 4397, 4634, 8794, 9268, 17588, 18536, 30779, 35176, 61558, 123116, 246232, 1455407, 2910814, 5821628, 10187849, 11643256, 20375698, 40751396, 81502792]

約数ペア:

[(1, 81502792), (2, 40751396), (4, 20375698), (7, 11643256), (8, 10187849), (14, 5821628), (28, 2910814), (56, 1455407), (331, 246232), (662, 123116), (1324, 61558), (2317, 35176), (2648, 30779), (4397, 18536), (4634, 17588), (8794, 9268)]