28199721

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{577}}^1\times {\mathrm{1481}}^1$

素因数の和:2072

約数の個数: 16

約数和(自身を含む): 41116608

約数和(自身を除く): 12916887

約数列:

[1, 3, 11, 33, 577, 1481, 1731, 4443, 6347, 16291, 19041, 48873, 854537, 2563611, 9399907, 28199721]

約数ペア:

[(1, 28199721), (3, 9399907), (11, 2563611), (33, 854537), (577, 48873), (1481, 19041), (1731, 16291), (4443, 6347)]