28771444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{5171}}^1$

素因数の和:5295

約数の個数: 24

約数和(自身を含む): 54740448

約数和(自身を除く): 25969004

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 5171, 5564, 10342, 20684, 67223, 134446, 268892, 553297, 1106594, 2213188, 7192861, 14385722, 28771444]

約数ペア:

[(1, 28771444), (2, 14385722), (4, 7192861), (13, 2213188), (26, 1106594), (52, 553297), (107, 268892), (214, 134446), (428, 67223), (1391, 20684), (2782, 10342), (5171, 5564)]