85878548

素因数分解:

$2^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{7499}}^1$

素因数の和:7919

約数の個数: 24

約数和(自身を含む): 172200000

約数和(自身を除く): 86321452

約数列:

[1, 2, 4, 7, 14, 28, 409, 818, 1636, 2863, 5726, 7499, 11452, 14998, 29996, 52493, 104986, 209972, 3067091, 6134182, 12268364, 21469637, 42939274, 85878548]

約数ペア:

[(1, 85878548), (2, 42939274), (4, 21469637), (7, 12268364), (14, 6134182), (28, 3067091), (409, 209972), (818, 104986), (1636, 52493), (2863, 29996), (5726, 14998), (7499, 11452)]