13153203

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2027}}^1$

素因数の和:2143

約数の個数: 24

約数和(自身を含む): 21934848

約数和(自身を除く): 8781645

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2027, 2163, 6081, 6489, 14189, 18243, 42567, 127701, 208781, 626343, 1461467, 1879029, 4384401, 13153203]

約数ペア:

[(1, 13153203), (3, 4384401), (7, 1879029), (9, 1461467), (21, 626343), (63, 208781), (103, 127701), (309, 42567), (721, 18243), (927, 14189), (2027, 6489), (2163, 6081)]