30909837

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5683}}^1$

素因数の和:5737

約数の個数: 24

約数和(自身を含む): 49246176

約数和(自身を除く): 18336339

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 5683, 17049, 39781, 119343, 210271, 278467, 630813, 835401, 1471897, 4415691, 10303279, 30909837]

約数ペア:

[(1, 30909837), (3, 10303279), (7, 4415691), (21, 1471897), (37, 835401), (49, 630813), (111, 278467), (147, 210271), (259, 119343), (777, 39781), (1813, 17049), (5439, 5683)]