207783063

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{16339}}^1$

素因数の和:16508

約数の個数: 20

約数和(自身を含む): 312388120

約数和(自身を除く): 104605057

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 12717, 16339, 49017, 147051, 441153, 1323459, 2565223, 7695669, 23087007, 69261021, 207783063]

約数ペア:

[(1, 207783063), (3, 69261021), (9, 23087007), (27, 7695669), (81, 2565223), (157, 1323459), (471, 441153), (1413, 147051), (4239, 49017), (12717, 16339)]