15368991

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20249}}^1$

素因数の和:20286

約数の個数: 16

約数和(自身を含む): 23328000

約数和(自身を除く): 7959009

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 20249, 60747, 222739, 465727, 668217, 1397181, 5122997, 15368991]

約数ペア:

[(1, 15368991), (3, 5122997), (11, 1397181), (23, 668217), (33, 465727), (69, 222739), (253, 60747), (759, 20249)]