319468689

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{21737}}^1$

素因数の和:21837

約数の個数: 24

約数和(自身を含む): 488322432

約数和(自身を除く): 168853743

約数列:

[1, 3, 9, 23, 69, 71, 207, 213, 639, 1633, 4899, 14697, 21737, 65211, 195633, 499951, 1499853, 1543327, 4499559, 4629981, 13889943, 35496521, 106489563, 319468689]

約数ペア:

[(1, 319468689), (3, 106489563), (9, 35496521), (23, 13889943), (69, 4629981), (71, 4499559), (207, 1543327), (213, 1499853), (639, 499951), (1633, 195633), (4899, 65211), (14697, 21737)]