228889269

素因数分解:

$3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{20297}}^1$

素因数の和:20489

約数の個数: 24

約数和(自身を含む): 379978560

約数和(自身を除く): 151089291

約数列:

[1, 3, 7, 9, 21, 63, 179, 537, 1253, 1611, 3759, 11277, 20297, 60891, 142079, 182673, 426237, 1278711, 3633163, 10899489, 25432141, 32698467, 76296423, 228889269]

約数ペア:

[(1, 228889269), (3, 76296423), (7, 32698467), (9, 25432141), (21, 10899489), (63, 3633163), (179, 1278711), (537, 426237), (1253, 182673), (1611, 142079), (3759, 60891), (11277, 20297)]