12486381411

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31294189}}^1$

素因数の和:31294218

約数の個数: 16

約数和(自身を含む): 20028281600

約数和(自身を除く): 7541900189

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 31294189, 93882567, 219059323, 594589591, 657177969, 1783768773, 4162127137, 12486381411]

約数ペア:

[(1, 12486381411), (3, 4162127137), (7, 1783768773), (19, 657177969), (21, 594589591), (57, 219059323), (133, 93882567), (399, 31294189)]