2670549

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 4262688

約数和(自身を除く): 1592139

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 491, 777, 1473, 1813, 3437, 5439, 10311, 18167, 24059, 54501, 72177, 127169, 381507, 890183, 2670549]

約数ペア:

[(1, 2670549), (3, 890183), (7, 381507), (21, 127169), (37, 72177), (49, 54501), (111, 24059), (147, 18167), (259, 10311), (491, 5439), (777, 3437), (1473, 1813)]