12716217

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{20477}}^1$

素因数の和:20509

約数の個数: 16

約数和(自身を含む): 19658880

約数和(自身を除く): 6942663

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 20477, 61431, 184293, 470971, 552879, 1412913, 4238739, 12716217]

約数ペア:

[(1, 12716217), (3, 4238739), (9, 1412913), (23, 552879), (27, 470971), (69, 184293), (207, 61431), (621, 20477)]