208528684

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{572881}}^1$

素因数の和:572905

約数の個数: 24

約数和(自身を含む): 449139488

約数和(自身を除く): 240610804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 572881, 1145762, 2291524, 4010167, 7447453, 8020334, 14894906, 16040668, 29789812, 52132171, 104264342, 208528684]

約数ペア:

[(1, 208528684), (2, 104264342), (4, 52132171), (7, 29789812), (13, 16040668), (14, 14894906), (26, 8020334), (28, 7447453), (52, 4010167), (91, 2291524), (182, 1145762), (364, 572881)]