218361447

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{1693}}^1$

素因数の和:2000

約数の個数: 32

約数和(自身を含む): 343949760

約数和(自身を除く): 125588313

約数列:

[1, 3, 9, 17, 27, 51, 153, 281, 459, 843, 1693, 2529, 4777, 5079, 7587, 14331, 15237, 28781, 42993, 45711, 86343, 128979, 259029, 475733, 777087, 1427199, 4281597, 8087461, 12844791, 24262383, 72787149, 218361447]

約数ペア:

[(1, 218361447), (3, 72787149), (9, 24262383), (17, 12844791), (27, 8087461), (51, 4281597), (153, 1427199), (281, 777087), (459, 475733), (843, 259029), (1693, 128979), (2529, 86343), (4777, 45711), (5079, 42993), (7587, 28781), (14331, 15237)]