1385403903

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{42139}}^1$

素因数の和:42439

約数の個数: 24

約数和(自身を含む): 2162793360

約数和(自身を除く): 777389457

約数列:

[1, 3, 9, 13, 39, 117, 281, 843, 2529, 3653, 10959, 32877, 42139, 126417, 379251, 547807, 1643421, 4930263, 11841059, 35523177, 106569531, 153933767, 461801301, 1385403903]

約数ペア:

[(1, 1385403903), (3, 461801301), (9, 153933767), (13, 106569531), (39, 35523177), (117, 11841059), (281, 4930263), (843, 1643421), (2529, 547807), (3653, 379251), (10959, 126417), (32877, 42139)]