28927863

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4397}}^1$

素因数の和:4463

約数の個数: 24

約数和(自身を含む): 45281808

約数和(自身を除く): 16353945

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 4397, 6579, 13191, 39573, 74749, 189071, 224247, 567213, 672741, 1701639, 3214207, 9642621, 28927863]

約数ペア:

[(1, 28927863), (3, 9642621), (9, 3214207), (17, 1701639), (43, 672741), (51, 567213), (129, 224247), (153, 189071), (387, 74749), (731, 39573), (2193, 13191), (4397, 6579)]