26642721

素因数分解:

$3^1\times 7^2\times {\mathrm{181243}}^1$

素因数の和:181260

約数の個数: 12

約数和(自身を含む): 41323632

約数和(自身を除く): 14680911

約数列:

[1, 3, 7, 21, 49, 147, 181243, 543729, 1268701, 3806103, 8880907, 26642721]

約数ペア:

[(1, 26642721), (3, 8880907), (7, 3806103), (21, 1268701), (49, 543729), (147, 181243)]