53980521

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{69473}}^1$

素因数の和:69520

約数の個数: 16

約数和(自身を含む): 84480384

約数和(自身を除く): 30499863

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 69473, 208419, 486311, 1458933, 2570501, 7711503, 17993507, 53980521]

約数ペア:

[(1, 53980521), (3, 17993507), (7, 7711503), (21, 2570501), (37, 1458933), (111, 486311), (259, 208419), (777, 69473)]