17664729

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{347}}^1$

素因数の和:660

約数の個数: 16

約数和(自身を含む): 24053760

約数和(自身を除く): 6389031

約数列:

[1, 3, 71, 213, 239, 347, 717, 1041, 16969, 24637, 50907, 73911, 82933, 248799, 5888243, 17664729]

約数ペア:

[(1, 17664729), (3, 5888243), (71, 248799), (213, 82933), (239, 73911), (347, 50907), (717, 24637), (1041, 16969)]