27995721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37781}}^1$

素因数の和:37816

約数の個数: 16

約数和(自身を含む): 42315840

約数和(自身を除く): 14320119

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 37781, 113343, 491153, 717839, 1473459, 2153517, 9331907, 27995721]

約数ペア:

[(1, 27995721), (3, 9331907), (13, 2153517), (19, 1473459), (39, 717839), (57, 491153), (247, 113343), (741, 37781)]