12938739

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 19692288

約数和(自身を除く): 6753549

約数列:

[1, 3, 11, 33, 41, 73, 123, 131, 219, 393, 451, 803, 1353, 1441, 2409, 2993, 4323, 5371, 8979, 9563, 16113, 28689, 32923, 59081, 98769, 105193, 177243, 315579, 392083, 1176249, 4312913, 12938739]

約数ペア:

[(1, 12938739), (3, 4312913), (11, 1176249), (33, 392083), (41, 315579), (73, 177243), (123, 105193), (131, 98769), (219, 59081), (393, 32923), (451, 28689), (803, 16113), (1353, 9563), (1441, 8979), (2409, 5371), (2993, 4323)]