28667181

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1327}}^1$

素因数の和:1728

約数の個数: 16

約数和(自身を含む): 40371200

約数和(自身を除く): 11704019

約数列:

[1, 3, 19, 57, 379, 1137, 1327, 3981, 7201, 21603, 25213, 75639, 502933, 1508799, 9555727, 28667181]

約数ペア:

[(1, 28667181), (3, 9555727), (19, 1508799), (57, 502933), (379, 75639), (1137, 25213), (1327, 21603), (3981, 7201)]