28261277

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:604

約数の個数: 16

約数和(自身を含む): 31838400

約数和(自身を除く): 3577123

約数列:

[1, 11, 43, 149, 401, 473, 1639, 4411, 6407, 17243, 59749, 70477, 189673, 657239, 2569207, 28261277]

約数ペア:

[(1, 28261277), (11, 2569207), (43, 657239), (149, 189673), (401, 70477), (473, 59749), (1639, 17243), (4411, 6407)]