81954124

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{22343}}^1$

素因数の和:22485

約数の個数: 24

約数和(自身を含む): 165166848

約数和(自身を除く): 83212724

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 22343, 44686, 89372, 156401, 312802, 625604, 2926933, 5853866, 11707732, 20488531, 40977062, 81954124]

約数ペア:

[(1, 81954124), (2, 40977062), (4, 20488531), (7, 11707732), (14, 5853866), (28, 2926933), (131, 625604), (262, 312802), (524, 156401), (917, 89372), (1834, 44686), (3668, 22343)]