203706819

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{61339}}^1$

素因数の和:61392

約数の個数: 20

約数和(自身を含む): 311729880

約数和(自身を除く): 108023061

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 61339, 184017, 552051, 1656153, 2514899, 4968459, 7544697, 22634091, 67902273, 203706819]

約数ペア:

[(1, 203706819), (3, 67902273), (9, 22634091), (27, 7544697), (41, 4968459), (81, 2514899), (123, 1656153), (369, 552051), (1107, 184017), (3321, 61339)]