28505954

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{1069}}^1$

素因数の和:1337

約数の個数: 16

約数和(自身を含む): 43656000

約数和(自身を除く): 15150046

約数列:

[1, 2, 67, 134, 199, 398, 1069, 2138, 13333, 26666, 71623, 143246, 212731, 425462, 14252977, 28505954]

約数ペア:

[(1, 28505954), (2, 14252977), (67, 425462), (134, 212731), (199, 143246), (398, 71623), (1069, 26666), (2138, 13333)]