2240379

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{1627}}^1$

素因数の和:1656

約数の個数: 20

約数和(自身を含む): 3545784

約数和(自身を除く): 1305405

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 1627, 4881, 14643, 27659, 43929, 82977, 131787, 248931, 746793, 2240379]

約数ペア:

[(1, 2240379), (3, 746793), (9, 248931), (17, 131787), (27, 82977), (51, 43929), (81, 27659), (153, 14643), (459, 4881), (1377, 1627)]