13780347

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3331}}^1$

素因数の和:3538

約数の個数: 16

約数和(自身を含む): 21111552

約数和(自身を除く): 7331205

約数列:

[1, 3, 7, 21, 197, 591, 1379, 3331, 4137, 9993, 23317, 69951, 656207, 1968621, 4593449, 13780347]

約数ペア:

[(1, 13780347), (3, 4593449), (7, 1968621), (21, 656207), (197, 69951), (591, 23317), (1379, 9993), (3331, 4137)]