331314381

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{215279}}^1$

素因数の和:215310

約数の個数: 20

約数和(自身を含む): 520977600

約数和(自身を除く): 189663219

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 215279, 645837, 1937511, 4090301, 5812533, 12270903, 17437599, 36812709, 110438127, 331314381]

約数ペア:

[(1, 331314381), (3, 110438127), (9, 36812709), (19, 17437599), (27, 12270903), (57, 5812533), (81, 4090301), (171, 1937511), (513, 645837), (1539, 215279)]