8401869

素因数分解:

$3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{691}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 13961792

約数和(自身を除く): 5559923

約数列:

[1, 3, 7, 9, 21, 63, 193, 579, 691, 1351, 1737, 2073, 4053, 4837, 6219, 12159, 14511, 43533, 133363, 400089, 933541, 1200267, 2800623, 8401869]

約数ペア:

[(1, 8401869), (3, 2800623), (7, 1200267), (9, 933541), (21, 400089), (63, 133363), (193, 43533), (579, 14511), (691, 12159), (1351, 6219), (1737, 4837), (2073, 4053)]