81022137

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29009}}^1$

素因数の和:29045

約数の個数: 24

約数和(自身を含む): 132285600

約数和(自身を除く): 51263463

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 29009, 87027, 203063, 551171, 609189, 1421441, 1653513, 3858197, 4264323, 11574591, 27007379, 81022137]

約数ペア:

[(1, 81022137), (3, 27007379), (7, 11574591), (19, 4264323), (21, 3858197), (49, 1653513), (57, 1421441), (133, 609189), (147, 551171), (399, 203063), (931, 87027), (2793, 29009)]