17956211

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5333}}^1$

素因数の和:5390

約数の個数: 16

約数和(自身を含む): 22701504

約数和(自身を除く): 4745293

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 5333, 37331, 69329, 197321, 485303, 1381247, 2565173, 17956211]

約数ペア:

[(1, 17956211), (7, 2565173), (13, 1381247), (37, 485303), (91, 197321), (259, 69329), (481, 37331), (3367, 5333)]