1259397729

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{320213}}^1$

素因数の和:320261

約数の個数: 24

約数和(自身を含む): 1998135360

約数和(自身を除く): 738737631

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 320213, 960639, 2881917, 6084047, 7364899, 18252141, 22094697, 54756423, 66284091, 139933081, 419799243, 1259397729]

約数ペア:

[(1, 1259397729), (3, 419799243), (9, 139933081), (19, 66284091), (23, 54756423), (57, 22094697), (69, 18252141), (171, 7364899), (207, 6084047), (437, 2881917), (1311, 960639), (3933, 320213)]