76971405

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{104723}}^1$

素因数の和:104745

約数の個数: 24

約数和(自身を含む): 143262432

約数和(自身を除く): 66291027

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 104723, 314169, 523615, 733061, 1570845, 2199183, 3665305, 5131427, 10995915, 15394281, 25657135, 76971405]

約数ペア:

[(1, 76971405), (3, 25657135), (5, 15394281), (7, 10995915), (15, 5131427), (21, 3665305), (35, 2199183), (49, 1570845), (105, 733061), (147, 523615), (245, 314169), (735, 104723)]