12431979

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4813}}^1$

素因数の和:4867

約数の個数: 24

約数和(自身を含む): 21027552

約数和(自身を除く): 8595573

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 4813, 14439, 33691, 43317, 101073, 197333, 303219, 591999, 1381331, 1775997, 4143993, 12431979]

約数ペア:

[(1, 12431979), (3, 4143993), (7, 1775997), (9, 1381331), (21, 591999), (41, 303219), (63, 197333), (123, 101073), (287, 43317), (369, 33691), (861, 14439), (2583, 4813)]