289720214

素因数分解:

$2^1\times 7^1\times {\mathrm{2753}}^1\times {\mathrm{7517}}^1$

素因数の和:10279

約数の個数: 16

約数和(自身を含む): 496909728

約数和(自身を除く): 207189514

約数列:

[1, 2, 7, 14, 2753, 5506, 7517, 15034, 19271, 38542, 52619, 105238, 20694301, 41388602, 144860107, 289720214]

約数ペア:

[(1, 289720214), (2, 144860107), (7, 41388602), (14, 20694301), (2753, 105238), (5506, 52619), (7517, 38542), (15034, 19271)]