225456453

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:479

約数の個数: 40

約数和(自身を含む): 344995200

約数和(自身を除く): 119538747

約数列:

[1, 3, 9, 27, 71, 81, 197, 199, 213, 591, 597, 639, 1773, 1791, 1917, 5319, 5373, 5751, 13987, 14129, 15957, 16119, 39203, 41961, 42387, 117609, 125883, 127161, 352827, 377649, 381483, 1058481, 1132947, 1144449, 2783413, 3175443, 8350239, 25050717, 75152151, 225456453]

約数ペア:

[(1, 225456453), (3, 75152151), (9, 25050717), (27, 8350239), (71, 3175443), (81, 2783413), (197, 1144449), (199, 1132947), (213, 1058481), (591, 381483), (597, 377649), (639, 352827), (1773, 127161), (1791, 125883), (1917, 117609), (5319, 42387), (5373, 41961), (5751, 39203), (13987, 16119), (14129, 15957)]