86819084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{27791}}^1$

素因数の和:27877

約数の個数: 24

約数和(自身を含む): 168086016

約数和(自身を除く): 81266932

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 27791, 55582, 111164, 305701, 611402, 1222804, 1973161, 3946322, 7892644, 21704771, 43409542, 86819084]

約数ペア:

[(1, 86819084), (2, 43409542), (4, 21704771), (11, 7892644), (22, 3946322), (44, 1973161), (71, 1222804), (142, 611402), (284, 305701), (781, 111164), (1562, 55582), (3124, 27791)]