487642719

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{139}}^2\times {\mathrm{179}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 672572160

約数和(自身を除く): 184929441

約数列:

[1, 3, 47, 139, 141, 179, 417, 537, 6533, 8413, 19321, 19599, 24881, 25239, 57963, 74643, 908087, 1169407, 2724261, 3458459, 3508221, 10375377, 162547573, 487642719]

約数ペア:

[(1, 487642719), (3, 162547573), (47, 10375377), (139, 3508221), (141, 3458459), (179, 2724261), (417, 1169407), (537, 908087), (6533, 74643), (8413, 57963), (19321, 25239), (19599, 24881)]