23159521

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:805

約数の個数: 24

約数和(自身を含む): 29919680

約数和(自身を除く): 6760159

約数列:

[1, 7, 11, 37, 77, 121, 259, 407, 739, 847, 2849, 4477, 5173, 8129, 27343, 31339, 56903, 89419, 191401, 300773, 625933, 2105411, 3308503, 23159521]

約数ペア:

[(1, 23159521), (7, 3308503), (11, 2105411), (37, 625933), (77, 300773), (121, 191401), (259, 89419), (407, 56903), (739, 31339), (847, 27343), (2849, 8129), (4477, 5173)]