268478343

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{32531}}^1$

素因数の和:32675

約数の個数: 24

約数和(自身を含む): 446599296

約数和(自身を除く): 178120953

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2751, 8253, 32531, 97593, 227717, 292779, 683151, 2049453, 4261561, 12784683, 29830927, 38354049, 89492781, 268478343]

約数ペア:

[(1, 268478343), (3, 89492781), (7, 38354049), (9, 29830927), (21, 12784683), (63, 4261561), (131, 2049453), (393, 683151), (917, 292779), (1179, 227717), (2751, 97593), (8253, 32531)]